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Graphical language for PLC design
The function block diagram (FBD) is a graphical language for programmable logic controller design, that can describe the function between input variables
Function_block_diagram
Graphical system analysis method
A block diagram is a diagram of a system in which the principal parts or functions are represented by blocks connected by lines that show the relationships
Block_diagram
Diagram used in engineering
A functional block diagram, in systems engineering and software engineering, is a block diagram that describes the functions and interrelationships of
Functional_block_diagram
Representation on functions in computer engineering
functional block diagram is a block diagram, that describes the functions and interrelationships of a system. The functional block diagram can picture:
Function_model
Flow Diagram
A functional flow block diagram (FFBD) is a multi-tier, time-sequenced, step-by-step flow diagram of a system's functional flow. The term "functional"
Functional_flow_block_diagram
Diagram in systems analysis
Business process mapping DRAKON Flow chart Function model Function block diagram Functional flow block diagram Wikimedia Commons has media related to N2
N2_chart
Industrial standard for programmable logic controllers
standards: Ladder diagram (LD), graphical Function block diagram (FBD), graphical Structured text (ST), textual Sequential function chart (SFC), has elements
IEC_61131-3
A function analysis diagram (FAD) is a method used in engineering design to model and visualize the functions and interactions between components of a
Function_analysis_diagram
Graphical representation of [[Black box]] structure
Block Definition Diagrams (BDD) are a structural representation of blocks, interfaces, and relationships. The BDD represents the structure of the System
Block_definition_diagram
Industrial automation organization
programming languages Function Block Diagram and Ladder Diagram (a.k.a. Ladder logic), and the structuring tool Sequential Function Chart. Today, IEC 61131-3
PLCopen
Programmable digital computer used to control machinery
as well as three graphical languages: ladder logic, function block diagram and sequential function chart. Instruction List was deprecated in the third
Programmable_logic_controller
Low-cost, low-power SoC microcontrollers with Bluetooth and Wi-Fi
"(SKU:TEL0111)ESP32 WiFi&Bluetooth Module/ESP-WROOM-32". DFRobot. "硬件功能 (Hardware Function)". IntoRobot. Archived from the original on 2018-05-30. Retrieved 2017-10-02
ESP32
Programming language for industrial controllers
have become more powerful, notations such as sequential function charts and function block diagrams can replace ladder logic for some limited applications
Ladder_logic
Engineering diagram displaying high level system-environment relationships
that interact with it. This diagram is a high level view of a system. It is similar to a block diagram. System context diagrams show a system, as a whole
System_context_diagram
monitor programs. These programs are either written in: Function Block Diagram language, Ladder diagram language, or Structured text (Pascal like) Language
Triconex
Diagram for redundant systems
A reliability block diagram (RBD) is a diagrammatic method for showing how component reliability contributes to the success or failure of a redundant
Reliability_block_diagram
Topics referred to by the same term
function chart, sort of Function block diagram enabling to program both Boolean and analogue expressions; Often associated with Sequential function chart
CFC
Development environment for programming controller applications
Pascal or C LD (ladder diagram) enables programmers to virtually combine relay contacts and coils FBD (function block diagram) enables users to rapidly
CODESYS
Control system architecture for supervision of machines and processes
standard for programming and support automation via ladder logic, a function block diagram or a variety of other languages. Remote locations often have little
SCADA
Audio programming language
modeled as discrete functions of time, signal processors as second order functions that operate on them, and FAUST's block diagram composition operators
FAUST_(programming_language)
Graphical representation of an electrical circuit
schematic diagram does not necessarily correspond to the physical arrangements in the finished device. Unlike a block diagram or layout diagram, a circuit
Circuit_diagram
Series of programmable logic controllers
is represented similar to an electrical diagram (American format - ladder diagram). FBD (Function Block Diagram, FBS – Funktionsbausteinsprache in German
Simatic
Graphical representation of the "flow" of data through an information system
Control-flow diagram Data island Dataflow Data and information visualization Directed acyclic graph Drakon-chart Functional flow block diagram Function model
Data-flow_diagram
Graphical method to simplify Boolean expressions
A Karnaugh map (KM or K-map) is a diagram that can be used to simplify a Boolean algebra expression. Maurice Karnaugh introduced the technique in 1953
Karnaugh_map
Specialized computer language used to describe electronic circuits
interactive graphic sister language ABL, whose name was an initialism for "a block diagram language". ABL was implemented in the early 1980s by the Centro Studi
Hardware_description_language
Diagram that describes the static structure of a software system
methods), and the relationships among objects. The class diagram is the main building block of object-oriented modeling. It is used for general conceptual
Class_diagram
Data-flow programming paradigm
(CSP) Concurrent computing Dataflow Data-flow diagram Dataflow programming IEC 61131: Function Block Diagram (FBD) – a programming language in the IEC 61131
Flow-based_programming
Symbolic representation of information using visualization techniques
A diagram is a symbolic representation of information using visualization techniques. Diagrams have been used since prehistoric times on walls of caves
Diagram
Chart of the interactions in a system
Flow chart or flow diagram... is a diagram that visually displays interrelated information such as events, steps in a process, functions, etc., in an organized
Flow_diagram
Function modeling methodology for describing manufacturing functions
customer through simplified graphical devices". Where the Functional flow block diagram is used to show the functional flow of a product, IDEF0 is used to show
IDEF0
Type of transistor amplifier
according to Kirchhoff's voltage law (KVL) (the subtractor from the function block diagram is implemented just by the input loop), and their difference Vdiff
Common_collector
Programming language written graphically by a user
microprocessors Function block diagrams, used in programmable logic controllers GNU Radio, a development toolkit which provides signal-processing blocks to implement
Visual_programming_language
Topics referred to by the same term
camera lenses Free body diagram, helps visualise forces on bodies Fully Buffered DIMM, computer memory module Function block diagram, a graphical language
FBD
Visual description of context-free grammar
Syntax diagrams (or railroad diagrams) are a way to represent a context-free grammar. They represent a graphical alternative to Backus–Naur form, EBNF
Syntax_diagram
outcome of a binary decision. A binary decision diagram (BDD) is a way to visually represent a boolean function. One application of BDDs is in CAD software
Binary_decision
Fundamental building block of control systems
building block of control systems in general and industrial control systems in particular. It consists of the process sensor, the controller function, and
Control_loop
Cryptography construction
consist of iteratively running a function called a "round function" a fixed number of times. Many modern symmetric block ciphers are based on Feistel networks
Feistel_cipher
Function specifying the behavior of a component in an electronic or control system
Transfer functions for components are used to design and analyze systems assembled from components, particularly using the block diagram technique,
Transfer_function
Function describing the effects of feedback on a control system
closed-loop block diagram, from which a transfer function may be computed, is shown below: The summing node and the G(s) and H(s) blocks can all be combined
Closed-loop_transfer_function
Wheel to support movement and change of direction of a taut cable
the rope that support the moving block. In the diagram on the right, the ideal mechanical advantage of each of the block-and-tackle assemblies shown is
Pulley
Type of artificial neural network
-th residual block is the input to the ( ℓ + 1 ) {\displaystyle (\ell +1)} -th residual block (assuming no activation function between blocks), then the
Residual_neural_network
Method of building collision-resistant cryptographic hash functions
size. The hash function then breaks the result into blocks of fixed size, and processes them one at a time with the compression function, each time combining
Merkle–Damgård_construction
Evaluation of a function on its argument
In mathematics, function application (or evaluation) is the act of taking a function and an input from its domain to obtain the corresponding value from
Function_application
Use of conceptual models
common type of systems modeling is function modeling, with specific techniques such as the Functional Flow Block Diagram and IDEF0. These models can be extended
Systems_modeling
Message-digest hashing algorithm
Wikifunctions has a function related to this topic. The MD5 message-digest algorithm is a widely used hash function producing a 128-bit hash value. MD5
MD5
Type of bar chart
Tornado diagrams, also called tornado plots, tornado charts or butterfly charts, are a special type of Bar chart, where the data categories are listed
Tornado_diagram
Cryptography algorithm
ciphertext of the other block sharing the same IV–counter pair, would decrypt that block. Note that the nonce in this diagram is equivalent to the initialization
Block cipher mode of operation
Block_cipher_mode_of_operation
Soviet/Russian national standard block cipher
referred to as Magma. The GOST hash function is based on this cipher. The new standard also specifies a new 128-bit block cipher called Kuznyechik. Developed
GOST_(block_cipher)
Circuit diagram Smith chart Sankey diagram Binary decision diagram Control-flow graph Functional flow block diagram Information flow diagram IDEF N2 chart
List_of_graphical_methods
Type of cipher
block of size n bits and a key of size k bits; and both yield an n-bit output block. The decryption algorithm D is defined to be the inverse function
Block_cipher
Control loop feedback mechanism
on the controller output to apply accurate and optimal control. The block diagram on the right shows the principles of how these terms are generated and
PID_controller
Measure of how a closed loop transfer function is affected by parameter changes
controllers for voltage-source converters by means of Nyquist diagrams and sensitivity function" in IEEE Trans. on Industrial Electronics, vol. 58, No. 11
Sensitivity_(control_systems)
Method for creating waveforms
such as signal generation, local oscillators in communication systems, function generators, mixers, modulators, sound synthesizers and as part of a digital
Direct_digital_synthesis
Simulation system language
simulation is written in an Assembly-style "block diagram language" with many different single-purpose commands ("Blocks") to control the flow of a Transaction
GPSS
Dynamical system whose system function is not directly dependent on time
system function is a function of the time-dependent input function. If this function depends only indirectly on the time-domain (via the input function, for
Time-invariant_system
Type of substitution cipher
Trapdoor function Trusted timestamping Key-based routing Onion routing Garlic routing Kademlia Mix network Mathematics Cryptographic hash function Block cipher
Pigpen_cipher
Board-level circuit that integrates a system function in a single module
board-level circuit that integrates a system function in a single module. It may integrate digital and analog functions on a single board. A typical application
System_on_module
Smallest area that is surrounded by streets
city block, residential block, urban block, houseblock, or simply block, is the smallest group of buildings that is surrounded by streets. City blocks are
City_block
Positions of a closed-loop transfer function's poles in the s-plane
transfer function blocks throughout the negative feedback loop. The closed-loop transfer function may also be obtained by algebraic or block diagram manipulation
Closed-loop_pole
Software for simulation of dynamic systems
VisSim is a visual block diagram program for the simulation of dynamical systems and model-based design of embedded systems, with its own visual language
VisSim
Data structure used in computer programs
executable code. As a result, when the function returns, the computer executes that code. This kind of an attack can be blocked with W^X,[citation needed] but
Call_stack
Device for receiving radio transmissions
distortion, but narrow enough to block any interfering transmissions on adjacent frequencies (such as S2 in the diagram). The ability of the receiver to
Radio_receiver
Flow chart in business processing
represented as hexagon. In general, an EPC diagram must start with an event and end with an event. Function Functions are active elements in an EPC. They model
Event-driven_process_chain
International standard
Basic function block - BFB: Its functionality is described in terms of an Execution Control Chart (ECC), which is similar to a state diagram (UML). Every
IEC_61499
Test and measurement instrument
sine wave whose frequency is swept on a logarithmic scale, with a window function applied to remove any acoustic reflections. The log-swept sine method increases
Audio_analyzer
It is a type of associative memory. The CMAC was first proposed as a function modeler for robotic controllers by James Albus in 1975 (hence the name)
Cerebellar model articulation controller
Cerebellar_model_articulation_controller
Electronic test instrument that averages an input according to the boxcar function
integration results (samples) – for a mathematical description see boxcar function. The main purpose of this measurement technique is to improve signal to
Boxcar_averager
constellation diagram represents a signal modulated by a digital modulation scheme such as quadrature amplitude modulation or phase-shift keying. This diagram maps
Vector_signal_analyzer
IEC standard
for user F Function-describing documents FA Functional overview documents Network map FB Flow diagrams Block diagram Process flow diagram (PFD) Piping
IEC_61355
Mechanism for authenticating cryptographic keys
essentially unaffected by such things as company failures, and has continued to function with little change. However, a related problem does occur: users, whether
Web_of_trust
Instructions a computer can execute
inside its oval. Modules may be at the executable level or the function level. The diagram also has arrows connecting modules to each other. Arrows pointing
Computer_program
Method in physics used to deal with infinities
effects of their self-interactions. Even if no infinities arose in loop diagrams in quantum field theory, it can be shown that it is necessary to renormalize
Renormalization
Medical intervention
this an unreliable block for operations involving the forearm and hand. Side effects Temporary paresis (impairment of the function) of the thoracic diaphragm
Brachial_plexus_block
Family of higher-order functions
value, and replacing each cons with a specific function. These replacements can be viewed as a diagram: There's another way to perform the structural
Fold_(higher-order_function)
Block cipher
diagram, to avoid confusion with the Plaintext) and four 256-entry S-boxes (S0, S1, S2 and S3). Every round r consists of 4 actions: The F-function splits
Blowfish_(cipher)
Delay-based audio effects system
chorus. These effects are characterized by a nominal delay, a modulating function for the delay and the depth of modulation. Consider continuous time signal
Dattorro_industry_scheme
Diagram that represents a workflow or process
Activity diagram Control-flow diagram Control-flow graph Data flow diagram Deployment flowchart Drakon-chart Flow map Functional flow block diagram Nassi–Shneiderman
Flowchart
Type of linear motor
Thrust generated as a function of slip
Linear_induction_motor
Cryptographic signature scheme
be built from any cryptographically secure one-way function; usually, a cryptographic hash function is used. Although the potential development of quantum
Lamport_signature
Cryptographic key management algorithm
exchange (DH) and a ratchet based on a key derivation function (KDF), such as a hash function, and is therefore called a double ratchet. The algorithm
Double_Ratchet_Algorithm
Energy release on formation of anions
as a function of various parameters such as bias voltage or illumination conditions can be used to describe these structures with band diagrams in which
Electron_affinity
Block cipher
along with XTEA was a variable-width block cipher termed Block TEA, which uses the XTEA round function, but Block TEA applies it cyclically across an entire
XTEA
Circular statistical graph of proportionality
in which this diagram first appeared—an attention-getting book of charts and tables—rather than to this specific type of diagram. "Diagram of the causes
Pie_chart
Scheme often used with RSA encryption
diagram, MGF is the mask generating function, usually MGF1, Hash is the chosen hash function, hLen is the length of the output of the hash function in
Optimal asymmetric encryption padding
Optimal_asymmetric_encryption_padding
Ways of assessing the function of the kidneys
Assessment of kidney function occurs in different ways, using the presence of symptoms and signs, as well as measurements using urine tests, blood tests
Assessment_of_kidney_function
Noncontact variant of atomic force microscopy
atomic force microscopy (AFM). By raster scanning in the x,y plane the work function of the sample can be locally mapped for correlation with sample features
Kelvin_probe_force_microscope
Text in computer source code that is generally ignored by a compiler/interpreter
ISBN 978-1-397-80521-8. Function definition with docstring in Clojure Murach. C# 2005. p. 56. "CodePlotter 1.6 – Add and edit diagrams in your code with this
Comment (computer programming)
Comment_(computer_programming)
Control systems and control theory based on negative feedback
A block diagram of a PID controller
Linear_control
Algebraic manipulation of "true" and "false"
rely on an efficient representation of Boolean functions known as (reduced ordered) binary decision diagrams (BDD) for logic synthesis and formal verification
Boolean_algebra
Interface to call functions from other programming languages
shared libraries must be wrapped in extern "C" blocks which prevent name mangling. extern "C" functions may call C++ code internally, but may only return
Foreign_function_interface
Economic classification systems used for minerals
generates a Voronoi diagram composed of polygons each with a unique grade; in three dimensions this method generates a Voronoi diagram composed of polyhedra
Mineral resource classification
Mineral_resource_classification
Mathematical proof expressed visually
mathematical statement which can be demonstrated as self-evident by a diagram without any accompanying explanatory text. Such proofs can be considered
Proof_without_words
System-design platform and development environment
enough data available to a function, it will execute. The execution flow is determined by the structure of a graphical block diagram (the LabVIEW-source code)
LabVIEW
Branch of discrete mathematics
(better known as Gersonides), in 1321. The arithmetical triangle—a graphical diagram showing relationships among the binomial coefficients—was presented by
Combinatorics
Type of firearm action
line of pistols (1907), and the Chauchat automatic rifle (1915). Cycle diagram explanation Ready to fire position. Bolt is locked to barrel, both are
Recoil_operation
Generalized function whose value is zero everywhere except at zero
Dirac delta function (or δ {\displaystyle {\boldsymbol {\delta }}} distribution), also known as the unit impulse, is a generalized function on the real
Dirac_delta_function
Graphical representation of a computer program or algorithm
in a block. In most CFG representations, there are two specially designated blocks: the entry block, through which control enters into the function, and
Control-flow_graph
Functional safety standard
Each designated architecture has an associated block diagram. When analyzing SRP/CS designs, a block diagram should be developed to assist the analyst in
ISO_13849
Cache coherence protocol for computer processors
sharing status of every block of physical memory it has stored. The state of the block is changed according to the State Diagram of the protocol used. (Refer
MESI_protocol
Type of filter in signal processing
{1}{3}}\delta [n-2]} The block diagram on the right shows the second-order moving-average filter discussed below. The transfer function is: H ( z ) = 1 3 +
Finite_impulse_response
FUNCTION BLOCK-DIAGRAM
FUNCTION BLOCK-DIAGRAM
Girl/Female
Hindu, Indian
Fraction of the Cosmos
Male
English
The Badger
Girl/Female
Afghan, Arabic, Australian, Indian, Muslim
Fiction; Romance; Story
Surname or Lastname
English
English : of uncertain origin; possibly a nickname for someone with thick curly hair, from Old French floc ‘stable of wool’. Alternatively, it may be a metonymic occupational name for a shepherd, from Old English flocc ‘herd’, ‘company’.German : unexplained.German (Flöck) : variant of Flück (see Fluck), or from a pet form of a personal name formed with Old Saxon flÅd ‘flood’.
Surname or Lastname
English
English : metonymic occupational name for a locksmith, from Middle English, Old English loc ‘lock’, ‘fastening’.English : topographic name for someone who lived near an enclosure, a place that could be locked, Middle English loke, Old English loca (a derivative of loc as in 1). Middle English loke also came to be used to denote a barrier, in particular a barrier on a river which could be opened and closed at will, and, by extension, a bridge. The surname may thus also have been a metonymic occupational name for a lock-keeper.English, Dutch, and German : nickname for a person with fine hair, or curly hair, from Middle English loc, Middle High German lock(e) ‘lock (of hair)’, ‘curl’.Americanized spelling of German Loch.
Boy/Male
British, English, Irish
Woods; Fortified Place; Bright; Radiant
Boy/Male
German American English
Surname or Lastname
English
English : topographic name for someone who lived on a small plot of land, from Middle English plocke ‘small piece of ground’.Americanized spelling of German Ploch.Variant of German Block.
Surname or Lastname
English, Scottish, and North German
English, Scottish, and North German : variant of Brook.English, Scottish, and Scandinavian : nickname for a person supposedly resembling a badger, Middle English broc(k) (Old English brocc) and Danish brok (a word of Celtic origin; compare Welsh broch, Cornish brogh, Irish broc). In the Middle Ages badgers were regarded as unpleasant creatures.English : nickname from Old French broque, brock ‘young stag’.Dutch : from a personal name, a short form of Brockaert .South German : nickname for a stout and strong man from Middle High German brocke ‘lump’, ‘piece’.Jewish (Ashkenazic) : probably an acronymic family name from Jewish Aramaic bar- or Hebrew ben- ‘son of’, and the first letter of each part of a Yiddish double male personal name. Compare Brill.Jewish (from Poland) : habitational name from Brok, a place in Poland.
Boy/Male
American, Australian, British, Chinese, Christian, English, German, Indian, Irish
Stream; Badger
Surname or Lastname
German
German : nickname for a man with some fancied resemblance to a he-goat, Middle High German boc, or a habitational name from a house distinguished by the sign of a goat.Altered spelling of German Böck (see Boeck) or Bach.Jewish (Ashkenazic) : ornamental name from German Bock ‘he-goat’.English : variant of Buck.
Boy/Male
American, Anglo, British, English
Dark; Dark Skinned
Male
English
Surname transferred to forename use, derived from Old English brocc BROCK means "badger."
Boy/Male
English
Dark.
Boy/Male
Buddhist, Indian, Japanese
Mysterious Function
Boy/Male
Indian
Friction
Girl/Female
Bengali, Indian
Fraction of Time
Surname or Lastname
German and Dutch
German and Dutch : from Middle High German bloch, Middle Dutch blok ‘block of wood’, ‘stocks’. The surname probably originated as a nickname for a large, lumpish man, or perhaps as a nickname for a persistent lawbreaker who found himself often in the stocks.English : possibly a metonymic occupational name for someone who blocks, as in shoemaking and bookbinding, from Middle English blok ‘block’.Jewish (Ashkenazic) : Americanized spelling of Bloch (see Vlach).Adriaen Coertsz Block was a Dutch-born merchant-explorer who traded along the CT coast and Long Island shortly after Hudson’s voyage to the region in 1609. Block Island, between the north fork of Long Island and RI, which he used as a base of operations, is named after him.
Surname or Lastname
English
English : unexplained; possibly from Middle English bleik, blek(e) ‘pallid’, ‘sallow’ (from Old Norse bleikr ‘pale’) with alteration of the vowel, although Reaney suggests it may be a nickname derived from Middle English blikie(n) ‘to shine or gleam’ (from Old English blīcian).Jewish (Ashkenazic) : origin uncertain; possibly from German Blick or Yiddish blik ‘glance’, ‘look’, and based on some now irrecoverable anecdote.German : Prussian variant of Blek, a nickname from Middle High German blic ‘shine’.German : short form of the Low German occupational name Blickslager ‘tinsmith’. Compare Bleck.German : from a short form of the Germanic personal name Bligger, Blickhart, based on blic ‘gleam’, ‘shine’, later ‘pale’.
Surname or Lastname
Scottish and English
Scottish and English : from Middle English blak(e) ‘black’ (Old English blæc, blaca), a nickname given from the earliest times to a swarthy or dark-haired man.Scottish and English : from Old English blÄc ‘pale’, ‘fair’, i.e. precisely the opposite meaning to 1, and a variant of Blake 2. Blake and Black are found more or less interchangeably in several surnames and place names.English : variant of Blanc as a Norman name. The pronunciation of the nasalized vowel gave considerable difficulty to English speakers, and its quality was often ignored.Scottish and Irish : translation of various names from Gaelic dubh ‘black’ (see Duff).Danish and Swedish : generally, probably the English and Scottish name, but in some cases perhaps a variant spelling of Blak, a nickname from blak ‘black’.In some cases, a translation of various names meaning ‘black’, for example German and Jewish Schwarz.
FUNCTION BLOCK-DIAGRAM
FUNCTION BLOCK-DIAGRAM
Female
Egyptian
, an unidentified goddess.
Girl/Female
Australian, Finnish
Cloud-berry
Girl/Female
Hindu
The Goddess of victory
Surname or Lastname
English (mainly Norfolk)
English (mainly Norfolk) : habitational name from a place in Suffolk, so called from Old English plæga, plega ‘sport’, ‘play’ + ford ‘ford’.
Girl/Female
Australian, Hebrew, Irish
Star of the Sea; Bitter
Boy/Male
Hindu
Short form of Lord Krishna
Boy/Male
Bengali, Christian, Gujarati, Hindu, Indian, Kannada, Malayalam, Marathi, Telugu
A Good Friend
Male
Arthurian
, (Sir), brother of Palomides.
Boy/Male
Arabic
Reviver of the Faith
Girl/Female
Muslim
Honest, Upright
FUNCTION BLOCK-DIAGRAM
FUNCTION BLOCK-DIAGRAM
FUNCTION BLOCK-DIAGRAM
FUNCTION BLOCK-DIAGRAM
FUNCTION BLOCK-DIAGRAM
v. t.
To give sanction to; to ratify; to confirm; to approve.
v. t.
Any obstruction, or cause of obstruction; a stop; a hindrance; an obstacle; as, a block in the way.
v. t.
To lock, or fasten as with a lock.
n.
The act of joining, or the state of being joined; union; combination; coalition; as, the junction of two armies or detachments; the junction of paths.
v. t.
To sell by auction.
n.
The things sold by auction or put up to auction.
v. t.
The act of uniting, or the state of being united; junction.
n.
A black pigment or dye.
v. t.
A piece of wood more or less bulky; a solid mass of wood, stone, etc., usually with one or more plane, or approximately plane, faces; as, a block on which a butcher chops his meat; a block by which to mount a horse; children's playing blocks, etc.
n.
The place or point of union, meeting, or junction; specifically, the place where two or more lines of railway meet or cross.
v. t.
A section of a railroad where the block system is used. See Block system, below.
n.
A black garment or dress; as, she wears black
n.
The act of anointing, smearing, or rubbing with an unguent, oil, or ointment, especially for medical purposes, or as a symbol of consecration; as, mercurial unction.
a.
Pertaining to, or connected with, a function or duty; official.
a.
Pertaining to the function of an organ or part, or to the functions in general.
n.
To shape on, or stamp with, a block; as, to block a hat.
v. t.
To supply with an organ or organs having a special function or functions.
n.
A quantity so connected with another quantity, that if any alteration be made in the latter there will be a consequent alteration in the former. Each quantity is said to be a function of the other. Thus, the circumference of a circle is a function of the diameter. If x be a symbol to which different numerical values can be assigned, such expressions as x2, 3x, Log. x, and Sin. x, are all functions of x.
n.
The appropriate action of any special organ or part of an animal or vegetable organism; as, the function of the heart or the limbs; the function of leaves, sap, roots, etc.; life is the sum of the functions of the various organs and parts of the body.