AI & ChatGPT searches , social queries for EPOCH COMPUTING
Search references for EPOCH COMPUTING. Phrases containing EPOCH COMPUTING
See searches and references containing EPOCH COMPUTING!
Search references for EPOCH COMPUTING. Phrases containing EPOCH COMPUTING
See searches and references containing EPOCH COMPUTING!EPOCH COMPUTING
Date and time from which a computer measures system time
In computing, an epoch is a fixed date and time used as a reference from which a computer measures system time. Most computer systems determine time as
Epoch_(computing)
Date and time representation system widely used in computing
used in computing. It measures time by the number of non-leap seconds that have elapsed since 00:00:00 UTC on 1 January 1970, the Unix epoch. For example
Unix_time
Topics referred to by the same term
also refer to: Epoch (astronomy), a moment in time used as a reference for the orbital elements of a celestial body Epoch (computing), a moment from
Epoch_(disambiguation)
Natural number
number 2,147,483,647 remained the largest known prime until 1867. In computing, this number is the largest value that a signed 32-bit integer field can
2,147,483,647
Five generation of a computer
develop computers based on massively parallel computing and logic programming. The project aimed to create an "epoch-making computer" with supercomputer-like
Fifth Generation Computer Systems
Fifth_Generation_Computer_Systems
Statistical law in machine learning
PMID 36480631. Villalobos, Pablo (2023-07-28). "Trading Off Compute in Training and Inference". Epoch AI. Retrieved 2024-09-24. "Learning to Reason with LLMs"
Neural_scaling_law
Unique identifiers used by X (formerly Twitter)
IDs, or snowflakes, are a form of unique identifier used in distributed computing. The format was created by X (formerly Twitter) and is used for the IDs
Snowflake_ID
Computer software bug occurring in 2038
known as Y2038, Y2K38, Y2K38 superbug, or the Epochalypse) is a time computing problem that leaves some computer systems unable to represent times after
Year_2038_problem
Representation of time used in computers
ticks that have transpired since some arbitrary starting date, called the epoch. For example, Unix and POSIX-compliant systems encode system time ("Unix
System_time
Password authentication algorithm
current time in seconds since a particular epoch, T0 is the epoch as specified in seconds since the Unix epoch (e.g. if using Unix time, then T0 is 0),
Time-based_one-time_password
Time period in ancient historical and astrological theories of time
when the Sun was in the constellation of Taurus, and during that previous epoch the constellations of Canis Minor (The Dog), Hydra (The Snake), Corvus (The
Astrological_age
American literary magazine
Epoch is a triannual American literary magazine founded in 1947 and published by Cornell University. It has published well-known authors and award-winning
Epoch_(American_magazine)
American computing storage company
Epoch Systems Inc., founded in December 1986, was a hardware and software company providing Hierarchical Storage Management (HSM) file servers, and distributed
Epoch_Systems
Quantum computing Timeline of quantum computing and communication Moore's law – observation (not actually a law) that, over the history of computing hardware
Computer performance by orders of magnitude
Computer_performance_by_orders_of_magnitude
Type of machine learning model
Programming". CHI Conference on Human Factors in Computing Systems Extended Abstracts. Association for Computing Machinery. pp. 1–10. doi:10.1145/3491101.3519729
Large_language_model
Family of archive file formats
CT: WinZip Computing, S.L. 19 May 2009. Retrieved 24 May 2009. "What is a Zipx File?". Winzip: Knowledgebase. Mansfield, CT: WinZip Computing, S.L. 13 August
ZIP_(file_format)
Year used in some calendars
system is zero. In systems which include a year zero, this year would be the epoch. Year zero does not exist in the Anno Domini (AD) calendar year system commonly
Year_zero
Cosmological epoch c. 370,000 years after the Big Bang
In cosmology, recombination refers to the epoch during which charged electrons and protons first became bound to form electrically neutral hydrogen atoms
Recombination_(cosmology)
Date system of time since an epoch event
A calendar era is the period of time elapsed since one epoch of a calendar and, if it exists, before the next one. For example, the current year is numbered
Calendar_era
Unit of time based on Earth's orbit
Friedrich Bessel. The following equation can be used to compute the current Besselian epoch (in years): B = 1900.0 + (Julian dateTT − 2415020.31352)
Year
2005 non-fiction book by Ray Kurzweil
molecular computing, self-assembly in nanotube circuits, biological systems emulating circuit assembly, computing with DNA, spintronics (computing with the
The_Singularity_Is_Near
First Japanese video game console
ISSN 0013-0273. "Epoch TV Game System 10". Centre for Computing History UK. Retrieved August 23, 2021. "The Forgotten Epic: Epoch TV Game System 10"
TV_Tennis_Electrotennis
128-bit number used to identify information in computer systems
probability of duplication. Adoption of UUIDs is widespread, with many computing platforms providing support for generating them and for parsing their
Universally_unique_identifier
Internationally accepted civil calendar
leap years (i.e. 1700, 1800, 1900, 2100, etc.) In fact, a new method for computing the date of Easter was introduced. The method proposed by Lilius was revised
Gregorian_calendar
Process of converting plaintext to ciphertext
simultaneously. Quantum computing has been found to achieve computing speeds thousands of times faster than today's supercomputers. This computing power presents
Encryption
greenhouse gas emissions from generating electricity for data centres and computing hardware, operational and upstream water use, and material impacts from
Environmental_impact_of_AI
Days since the beginning of the Julian Period
Alexandria, is the chronological epoch, to which all historical eras are most readily and intelligibly referred, by computing the number of integer days intervening
Julian_day
Proof by Alan Turing
of typewriter-like "computing machines" that obey a simple set of rules and his subsequent development of a "universal computing machine". In his proof
Turing's_proof
Open-source blockchain computing platform
of each "epoch" (32 block slots, each slot lasting 12 seconds), each validator is pseudorandomly assigned to one of the slots of the epoch after the
Ethereum
Mobile operating system
subsequent releases of the software. The name EPOC comes from the word epoch (the beginning of an era). The name was shortened to four letters to accord
EPOC_(operating_system)
Online archive of e-prints
(1998). "A Computing Research Repository". D-Lib Magazine. 4 (11). doi:10.1045/november98-halpern. Halpern, Joseph Y. (2000). "CoRR: A computing research
ArXiv
German mathematician (1882–1935)
ever proved in guiding the development of modern physics". In the second epoch (1920–1926), she began work that "changed the face of [abstract] algebra"
Emmy_Noether
Integer associated with a civil day
regarding the kali epoch, audāyika or ardharātrika. Given a date in the Common Era calendar, it is trivial and straightforward to compute the kali ahargana
Kali_ahargana
List of colors used by video game systems
and divided into two sets. The Super Cassette Vision, equipped with an EPOCH TV-1 video processor, uses a 16-color palette. Colors are generated based
List of video game console palettes
List_of_video_game_console_palettes
Parameters that define a specific orbit
a uniquely defined point of periapsis. Mean anomaly at epoch ( M0 ) — mean anomaly at the epoch time. Mean anomaly is a mathematically convenient angle
Orbital_elements
Number
floating-point formats). An epoch, in computing terminology, is the date and time associated with a zero timestamp. The Unix epoch begins the midnight before
0
Proprietary file system developed by Microsoft
intervals from the beginning of the year 1601, following the Windows NT epoch. The year 1601 was chosen to align the beginning of the date range with
NTFS
Computer science observation
Marius; Besiroglu, Tamay (2022-06-27). "Trends in GPU Price-Performance". Epoch AI. Retrieved 2024-10-07. "What is Huang's law? What is Moore's law? What
Huang's_law
Datum of integral data type
There are four well-known ways to represent signed numbers in a binary computing system. The most common is two's complement, which allows a signed integral
Integer_(computer_science)
Identification of a specific day
from a particular starting point called the epoch, with era referring to the span of time since that epoch. A date without the year may also be referred
Calendar_date
Chinese artificial intelligence company
company began constructing its first computing cluster, Fire-Flyer, at a cost of 200 million yuan. The computing cluster contained 1,100 GPUs interconnected
DeepSeek
1978 video game
Invaders Competition". Creative Computing. Vol. 7, no. 3. Morris Plains, New Jersey, United States: Creative Computing. pp. 44–46. ISSN 0097-8140. UPI
Space_Invaders
Electronics manufacturer
Console - Computing History". www.computinghistory.org.uk. Retrieved 27 June 2021. "Adman Grandstand 3600 Mk II TV Game - Game Console - Computing History"
Grandstand (game manufacturer)
Grandstand_(game_manufacturer)
Class of software bugs
the time as seconds since the Unix epoch had issues reporting times beyond the one-billionth second after the epoch on 9 September 2001 at 01:46:40 (the
Time formatting and storage bugs
Time_formatting_and_storage_bugs
1991 video game
next epoch. The player receives one-hundred men in each epoch. Any unused are carried over to the next epoch. The only exception is the tenth epoch, which
Mega-Lo-Mania
Specifies the orbit of an object in space
the true anomaly. The mean anomaly at epoch, M0, is defined as the instantaneous mean anomaly at a given epoch, t0. This value is sometimes provided with
Mean_anomaly
AI that generates content
1093/idpl/ipaa022 You, Josh (February 7, 2025). "How much energy does ChatGPT use?". Epoch AI. Retrieved November 11, 2025. Bender, Emily M.; Gebru, Timnit; McMillan-Major
Generative_AI
Machine learning technique
x {\displaystyle x} . The original paper recommends to SFT for only one epoch, since more than that causes overfitting. The dataset D S F T {\displaystyle
Reinforcement learning from human feedback
Reinforcement_learning_from_human_feedback
Academic unit at Cornell University in Ithaca, New York, US
of Computing and Information Science (formerly the Faculty of Computing and Information Science from 1999 to 2020), also known as Cornell Computing and
Cornell Computing and Information Science
Cornell_Computing_and_Information_Science
Two-step verification app
key. The message can be: The number of 30-second periods since the Unix epoch (TOTP) as 64-bit big endian integer; or A counter that is incremented with
Google_Authenticator
Line of Nvidia produced servers and workstations
enhancing deep learning applications through the use of general-purpose computing on graphics processing units (GPGPU). These systems typically come in
Nvidia_DGX
Radio telescope network located mainly in the Netherlands
neutral hydrogen. This crucial phase change is predicted to occur at the epoch of the formation of the first stars and galaxies, marking the end of the
Low-Frequency_Array
State in northeastern India
International Commission on Stratigraphy divided the Holocene epoch into three, with the late Holocene epoch being called the Meghalayan stage/age, since a speleothem
Meghalaya
Table of positions of astronomical objects at given times
standard used in astronomical ephemerides Epoch (astronomy) – Moment in time used as a reference point in astronomy Epoch (reference date) – Reference point
Ephemeris
United States historic place
The Computing and Communications Center is a building of Cornell University, located in Ithaca, New York. It was built in 1911 and listed on the National
Computing and Communications Center, Cornell University
Computing_and_Communications_Center,_Cornell_University
Monetary symbol used in many national currencies
considered mere stylistic (typeface) variants, although in some places and epochs one of them may have been specifically assigned, by law or custom, to a
Dollar_sign
"PanGu-Σ: Towards Trillion Parameter Language Model with Sparse Heterogeneous Computing". arXiv:2303.10845 [cs.CL]. Köpf, Andreas; Kilcher, Yannic; von Rütte
List_of_large_language_models
Problem in computer science
Most subroutines, however, are intended to finish. In hard real-time computing, subroutines must not only finish, but finish before a given deadline
Halting_problem
Information identifying when an event occurred
to be based on some absolute notion of time, however. They can have any epoch, can be relative to any arbitrary time, such as the power-on time of a system
Timestamp
Industrial shift to information technology
single MOS chip by the late 1960s. The application of MOS LSI chips to computing was the basis for the first microprocessors, as engineers began recognizing
Information_Age
American entrepreneur and venture capitalist (born 1967)
Trade Republic, PsiQuantum (photonic quantum computing), and Rigetti Computing (superconducting quantum computing). Thiel also backed DeepMind, a UK start-up
Peter_Thiel
unfolding based on a single cause: In the case of Internet history, the epoch-making event is usually said to be the demonstration of the 4-node ARPANET
History_of_the_Internet
Great Comet of 1997
= 2399 years) S. Nakano (February 12, 2008). "OAA computing section circular NK 1553". OAA Computing and Minor Planet Sections. Retrieved December 17,
Comet_Hale–Bopp
Astronomy database about small Solar System bodies
accurate for both before and after perihelion. For most asteroids, the epoch used to define an orbit is updated twice a year. Orbital uncertainties in
JPL_Small-Body_Database
Building on Cornell University campus in Ithaca, New York, United States
Comstock Hall in 1985, and the historic building has been renamed the Computing and Communications Center. The building was named in honor of John Henry
Comstock Hall (Ithaca, New York)
Comstock_Hall_(Ithaca,_New_York)
Topics referred to by the same term
2003 album by the Duskfall "Source", a song by Tycho from his 2016 album Epoch Source (lifestyle magazine), a bi-monthly magazine published by the John
Source
Country within the United Kingdom
the foundations of computing and pioneered artificial intelligence, while Tommy Flowers built Colossus, proving electronic computing feasible. Sir Frederic
England
Orbital data format
orbital elements of an Earth-orbiting object for a given point in time, the epoch. Using a suitable prediction formula, the state (position and velocity)
Two-line_element_set
Interstellar comet in 2025
3I/ATLAS came to perihelion about 7 minutes before the two-body JPL SBDB epoch 19 February 2026 solution. (Changing JPL SBDB 11:52 to Horizons 11:45.)
3I/ATLAS
10, 2006). "Japanese Castlevania III: The Music is Worth it". Vintage Computing and Gaming. Retrieved July 22, 2010. Edwards, Benj (November 14, 2005)
List of Nintendo Entertainment System games
List_of_Nintendo_Entertainment_System_games
Casse - Game Console - Computing History". www.computinghistory.org.uk. Retrieved May 24, 2022. "Game Pocket Computer by Epoch – The Video Game Kraken"
List of handheld game consoles
List_of_handheld_game_consoles
Medical school of Cornell University
Bradfield Hall Brain Collection Caldwell Hall Center for Advanced Computing Computing and Communications Center Comstock Hall Dairy Deke Fernow Hall Fuertes
Weill_Cornell_Medicine
Input device for a video game controller
a circular base. In 1984, the Japanese company Epoch created a handheld game system called the Epoch Game Pocket Computer. It featured a D-pad, but it
D-pad
Challenges for Quantum Computing Theory". ScottAaronson.com. Retrieved 1 September 2023. Ball, Phillip (2021). "Major Quantum Computing Strategy Suffers Serious
List of unsolved problems in physics
List_of_unsolved_problems_in_physics
Practice and study of secure communication techniques
advances (e.g., improvements in integer factorization algorithms) and faster computing technology require these designs to be continually reevaluated and, if
Cryptography
German semi-automatic pistol series
23 September 2017. "Epoch TV Game System 10". Centre for Computing History UK. Retrieved 23 August 2021. "The Forgotten Epic: Epoch TV Game System 10"
Mauser_C96
1986 nuclear accident in the Soviet Union
idea. It often seemed to people that there were many more outrages in the epoch of perestroika than before although, in fact, they had simply not been informed
Chernobyl_disaster
Elementary particle involved with rest mass
collisions were analysed by the LHC Computing Grid, the world's largest computing grid (as of 2012), comprising over 170 computing facilities in a worldwide network
Higgs_boson
Full-size car
enabled assessment of whether the degree of road deterioration index values computed from the car's behavior data and actual road conditions are consistent
Toyota_Crown
the Cornell University Center for Advanced Computing. The Cornell University Center for Advanced Computing, and its predecessor the Cornell Theory Center
Cornell University Center for Advanced Computing
Cornell_University_Center_for_Advanced_Computing
Single yellow-hued star in the constellation Cetus
velocity relative to the Sun is 37.2 km/s. This result can then be used to compute an orbital path of Tau Ceti through the Milky Way. It has a mean galacto-centric
Tau_Ceti
President of the United States from 2021 to 2025
(October 8, 1987). "Washington Talk: The Bork Hearings; For Biden: Epoch of Belief, Epoch of Incredulity". The New York Times. Archived from the original
Joe_Biden
Ideologies of change via capitalism and technology
calculation problem Futures studies Great Acceleration – Proposed geologic epochPages displaying short descriptions of redirect targets Non-simultaneity –
Accelerationism
Networking protocol for clock synchronization
a theoretical resolution of 2−32 seconds (233 picoseconds). NTP uses an epoch of January 1, 1900. Therefore, the first rollover occurs on February 7,
Network_Time_Protocol
Star in the constellation Serpens
The distance of closest approach of Gliese 710 is generally difficult to compute precisely as it depends sensitively on its current position and velocity;
Gliese_710
Physical theory of the cosmos
development of a theory of quantum gravity. The Planck epoch was succeeded by the grand unification epoch beginning at 10−43 seconds, where gravitation separated
Big_Bang
System that regulates the formation of blocks on a blockchain
NPoS is utilized by Ouroboros Praos and BABE. The outline of the BFT PoS "epoch" (adding a block to the chain) is as follows: A "proposer" with a "proposed
Proof_of_stake
Graduate school and research center in New York City
Provost of Cornell Tech. He was previously the dean of Cornell's Faculty of Computing and Information Science (CIS), and is regarded as an international expert
Cornell_Tech
English fantasy author (1948–2015)
he avoids going in". In 1995, a fossil of a sea-turtle from the Eocene epoch of New Zealand was named Psephophorus terrypratchetti in his honour by the
Terry_Pratchett
Source reliability rating on Wikipedia
theories. Examples include: Occupy Democrats, One America News Network, The Epoch Times, The Daily Caller, The Gateway Pundit, The Grayzone, MintPress News
Perennial_sources_list
Hindu calendar
using twelve lunar months and an intercalary month each sidereal year. The epoch of the Vikram Samvat calendar is the full moon or new moon of March or April
Vikram_Samvat
aforementioned Anteosaurus from what is now South Africa during Middle Permian epoch. It reached 5–6 m (16–20 ft) long, and about 500–600 kg (1,100–1,300 lb)
Largest_and_heaviest_animals
Industrial and Applied Mathematics (SIAM) and of the Association for Computing Machinery (ACM) Iain M. Johnstone (Ph.D. 1981) – statistician, Stanford
List of Cornell University alumni (natural sciences)
List_of_Cornell_University_alumni_(natural_sciences)
2023 text-generating language model
training dataset was constructed, the computing power required, or any hyperparameters such as the learning rate, epoch count, or optimizer(s) used. The report
GPT-4
System that regulates the formation of blocks on a blockchain
email, but an email spammer would have to expend a considerable amount of computing power to send out many emails at once. Proof-of-work systems are being
Proof_of_work
American micro-electromechanical systems chipmaker
of its Endura family of MEMS ruggedized Super-TCXOs and in September the Epoch Platform MEMS OCXOs, the holdover oscillator to deliver this accuracy in
SiTime
- Timeline of communication technology - Timeline of computing 1950-1979 - Timeline of computing 1980-1989 - Tiscali - Token Ring - Top-level domain -
Index of Internet-related articles
Index_of_Internet-related_articles
GNU replacement for the Bourne shell
nearly all modern operating systems, making it a versatile tool in various computing environments. The input language to the shell shall be first recognized
Bash_(Unix_shell)
Current millennium spanning the years 2001 to 3000
treaty is scheduled to come under review. 2042: 17 September: a common computing representation of date and time on IBM mainframe systems will overflow
3rd_millennium
Retrieved 10 May 2011. List of video games based on films at SpectrumComputing.co.uk Csamassina, Matt (March 14, 2006). "Ice Age 2: The Meltdown". IGN
List of video games based on films
List_of_video_games_based_on_films
EPOCH COMPUTING
EPOCH COMPUTING
Surname or Lastname
English
English : unexplained. Perhaps a patronymic from Enoch or a variant of Irish Ennis.
Male
Hebrew
(מְתוּש×ֶלַח) Hebrew name METHUWSHELACH means "man of the dart." In the bible, this is the name of a son of Enoch. He lived to the age of 969 years.Â
Boy/Male
Arabic
Time; Era; Epoch
Male
English
Anglicized form of Greek Iaret (Hebrew Yered), JARED means "descent." In the bible, this is the name of the father of Enoch and a descendant of Judah. Also spelled Jered.
Male
Hebrew
(מְתוּשֶלַח) Variant spelling of Hebrew Methuwshelach, METUSHELACH means "man of the dart." In the bible, this is the name of a son of Enoch. He lived to the age of 969 years.Â
Biblical
same as Enoch
Male
Hebrew
(×—Ö²× ï‹×šÖ°) Hebrew name CHANOWK means "dedicated" or "initiated." In the bible, this is the name of the eldest son of Cain, and a son of Jared the father of Methuselah. Enoch is the Anglicized form.
Boy/Male
Welsh
Legendary son of Poch.
Male
English
Anglicized form of Hebrew Yerachmiel, JERAHMIEL means "may God have pity" or "whom God loves." In the book of Enoch, this is the name of an archangel.
Biblical
dedicated; disciplined
Male
Greek
(ἸαÏÎδ) Greek form of Hebrew Yered, IARET means "descent." In the bible, this is the name of the father of Enoch. The English form is Jared.
Boy/Male
Christian & English(British/American/Australian)
Dedicated or Consecrated
Male
English
Anglicized form of Hebrew Methuwshelach, METHUSELAH means "man of the dart." In the bible, this is the name of a son of Enoch. He lived to the age of 969 years.Â
Male
English
Anglicized form of Greek Henoch (Hebrew Chanowk), ENOCH means "dedicated" or "initiated." In the bible, this is the name of the eldest son of Cain, and a son of Jared the father of Methuselah.
Male
Hebrew
(יֶרֶד) Hebrew name YERED means "descent." In the bible, this is the name of the father of Enoch and a descendant of Judah. The English form is Jered.
Male
English
Anglicized form of Hebrew Yered, JERED means "descent." In the bible, this is the name of the father of Enoch and a descendant of Judah. Also spelled Jared.
Male
Hebrew
Variant spelling of Hebrew Rephael, REFAEL means "healed of God" or "whom God has healed."Â In the books of Enoch and Tobit, this is the name of an archangel.
Boy/Male
American, British, Christian, Danish, Dutch, English, French, Hebrew, Indian, Swedish
Vowed; Dedicated; Devoted; Gods Disciple; Initiated; Consecrated
Boy/Male
Biblical American Hebrew
Dedicated, disciplined.
Boy/Male
Arabic
The Biblical Enoch is the English Language Equivalent
EPOCH COMPUTING
EPOCH COMPUTING
Boy/Male
Australian, Chinese, French, Greek
Round Basket; Spirit
Boy/Male
Anglo, British, English
Falconer
Female
Italian
Feminine form of Italian Bernardo, BERNARDETTA means "bold as a bear."
Girl/Female
Hindu
Name of Lord Ganesh, Flower
Male
English
Old Pet form of English Walter, WATKIN means "ruler of the army."
Girl/Female
Australian, Chinese, Dutch, French
Lotus
Boy/Male
Arabic
Pious; Truthful
Surname or Lastname
Danish
Danish : variant of Ibsen.German : from the Germanic personal name Ivo (see Iwen).English : when not of Danish or German origin, possibly a variant of Ipstone, a habitational name from Ibstones, a place in Staffordshire, or from Ipsden in Oxfordshire.
Boy/Male
Arabic, Bengali, Hindu, Indian, Marathi, Muslim, Oriya
Favour
Girl/Female
Hindu
Noble
EPOCH COMPUTING
EPOCH COMPUTING
EPOCH COMPUTING
EPOCH COMPUTING
EPOCH COMPUTING
n.
A division of time characterized by the prevalence of similar conditions of the earth; commonly a minor division or part of a period.
a.
Belonging to an epoch; of the nature of an epoch.
n.
A fixed point of time, usually an epoch, from which a series of years is reckoned.
n.
An arbitrary fixed date, for which the elements used in computing the place of a planet, or other heavenly body, at any other date, are given; as, the epoch of Mars; lunar elements for the epoch March 1st, 1860.
n.
A work of art or of human industry, of an early epoch; especially, a book printed before a. d. 1500.
n.
The animals of any given area or epoch; as, the fauna of America; fossil fauna; recent fauna.
a.
Of or pertaining to the present or existing epoch; as, recent shells.
n.
The date at which a planet or comet has a longitude or position.
n.
The epoch or time during which a deposit was made.
a.
Of or pertaining to the epoch, or the deposits, following the Tertiary, and immediately preceding man.
n.
A period of time, longer or shorter, remarkable for events of great subsequent influence; a memorable period; as, the epoch of maritime discovery, or of the Reformation.
n.
A period of time in which a new order of things prevails; a signal stage of history; an epoch.
n.
See Epoch.
n.
The style of art which prevailed at this epoch.
n.
The Pleistocene epoch, or deposits.
n.
A fixed point of time, established in history by the occurrence of some grand or remarkable event; a point of time marked by an event of great subsequent influence; as, the epoch of the creation; the birth of Christ was the epoch which gave rise to the Christian era.