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Form of electromagnetic radiation
X-ray is a form of high-energy electromagnetic radiation with a wavelength shorter than those of ultraviolet rays and longer than those of gamma rays
X-ray
1965 battle of the Vietnam War
landing zones (LZs), the first known as LZ X-Ray, followed by LZ Albany, farther north in the Ia Drang Valley. LZ X-Ray involved the 1st Battalion, 7th Cavalry
Battle_of_Ia_Drang
Imaging technique using radiation
Radiography is an imaging technique using X-rays, gamma rays, or similar ionizing radiation and non-ionizing radiation to view the internal form of an
Radiography
English punk rock band
X-Ray Spex were an English punk rock band formed in 1976 in London. They were led by Poly Styrene, who formed the band after watching the Sex Pistols
X-Ray_Spex
Technique used for determining crystal structures and identifying mineral compounds
X-ray crystallography is the experimental science of determining the atomic and molecular structure of a crystal, in which the structure causes a beam
X-ray_crystallography
Emission of secondary X-rays from a material excited by high-energy X-rays
X-ray fluorescence (XRF) is the emission of characteristic "secondary" (or fluorescent) X-rays from a material that has been excited by being bombarded
X-ray_fluorescence
Elastic interaction of x-rays with electrons
X-ray diffraction is a generic term for phenomena associated with changes in the direction of X-ray beams due to interactions with the electrons around
X-ray_diffraction
Topics referred to by the same term
Look up X-ray in Wiktionary, the free dictionary. X-rays are a form of electromagnetic radiation or radiographs: photographs made with X-rays. X-ray or Xray
X-ray_(disambiguation)
Branch of astronomy that uses X-ray observation
X-ray astronomy is an observational branch of astronomy which deals with the study of X-ray observation and detection from astronomical objects. X-radiation
X-ray_astronomy
Class of binary stars
X-ray binaries are a class of binary stars that are luminous in X-rays. The X-rays are produced by matter falling from one component, called the donor
X-ray_binary
Vacuum tube that converts electrical input power into X-rays
An X-ray tube is a vacuum tube that converts electrical input power into X-rays. The availability of this controllable source of X-rays created the field
X-ray_tube
Projection X-ray of the chest
A chest radiograph, chest X-ray (CXR), or chest film is a projection radiograph of the chest used to diagnose conditions affecting the chest, its contents
Chest_radiograph
Machine that generates X-rays
An X-ray machine is a device that uses X-rays for a variety of applications including medicine, X-ray fluorescence, electronic assembly inspection, and
X-ray_machine
2014 film by Peter Sattler
Camp X-Ray is a 2014 American drama film written and directed by Peter Sattler in his directorial debut, based on the detention facility Camp X-Ray at the
Camp_X-Ray_(film)
Penetrating form of electromagnetic radiation
radiation overlaps the upper end of X-ray radiation; they are distinguished by their different origins. Gamma ray photons have photon energy at the lower
Gamma_ray
Temporary detention facility at the Guantanamo Bay detention camp
Camp X-Ray was a temporary detention facility at the Guantanamo Bay detention camp of Joint Task Force 160 on board the United States Naval Station Guantanamo
Camp_X-Ray
Topics referred to by the same term
X-ray star may refer to: Be/X-ray binary, a class of high-mass X-ray binaries that consist of a Be star and a neutron star X-ray binary, a class of binary
X-ray_star
x-ray is an x-ray of the abdomen. It is sometimes abbreviated to AXR, or KUB (for kidneys, ureters, and urinary bladder). In adults, abdominal X-rays
Abdominal_x-ray
Technique to characterize materials using X-ray radiation
X-ray spectroscopy is a general term for several spectroscopic techniques for characterization of materials by using x-ray radiation. When an electron
X-ray_spectroscopy
Integral transform
In mathematics, the X-ray transform (also called ray transform or John transform) is an integral transform introduced by Fritz John in 1938 that is one
X-ray_transform
Branch of optics
X-ray diffraction, X-ray crystallography, X-ray fluorescence, small-angle X-ray scattering, X-ray microscopy, X-ray phase-contrast imaging, and X-ray
X-ray_optics
Radiation scattering technique
Small-angle X-ray scattering (SAXS) is a small-angle scattering technique by which nanoscale density differences in a sample can be quantified. This means
Small-angle_X-ray_scattering
NASA space telescope launched in 1999
The Chandra X-ray Observatory (CXO), previously known as the Advanced X-ray Astrophysics Facility (AXAF), is a Flagship-class space telescope launched
Chandra_X-ray_Observatory
Advanced X-ray imaging technology
Backscatter X-ray is an advanced X-ray imaging technology. Traditional X-ray machines detect hard and soft materials by the variation in x-ray intensity
Backscatter_X-ray
Diagnostic test for bone mineral density testing
Dual-energy X-ray absorptiometry (DXA or DEXA; also BMD test, bone density test, bone densitometry, p-DEXA) is a means of measuring bone mineral density
Dual-energy X-ray absorptiometry
Dual-energy_X-ray_absorptiometry
Spectroscopic technique
X-ray photoelectron spectroscopy (XPS) is a surface-sensitive quantitative spectroscopic technique that measures the very topmost 50–60 atoms, 5–10 nm
X-ray photoelectron spectroscopy
X-ray_photoelectron_spectroscopy
X-ray 3D imaging method
In radiography, X-ray microtomography uses X-rays to create cross-sections of a physical object that can be used to recreate a virtual model (3D model)
X-ray_microtomography
Topics referred to by the same term
X-ray sources abound around us. They include the following: Natural X-ray sources: Astrophysical X-ray source, as viewed in X-ray astronomy X-ray background
X-ray_source
Chemical analysis technique
Energy-dispersive X-ray spectroscopy (EDS, EDX, EDXS or XEDS), sometimes called energy dispersive X-ray analysis (EDXA or EDAX) or energy dispersive X-ray microanalysis
Energy-dispersive X-ray spectroscopy
Energy-dispersive_X-ray_spectroscopy
Star at the centre of the Solar System
were launched by NASA. This spacecraft was designed to observe gamma rays, X-rays and ultraviolet radiation from solar flares during a time of high solar
Sun
1963 science fiction/horror motion picture directed by Roger Corman
X, better known by its promotional title, X: The Man with the X-ray Eyes, is a 1963 American science fiction horror film in Pathécolor, produced and directed
X: The Man with the X-ray Eyes
X:_The_Man_with_the_X-ray_Eyes
Imaging by sections or sectioning using a penetrative wave
based on the mathematical procedure tomographic reconstruction, such as X-ray computed tomography technically being produced from multiple projectional
Tomography
Amazon Kindle reference tool
X-Ray is a reference tool, introduced in September 2011, that is incorporated in the Amazon Kindle Touch and later models, Kindle apps for mobile platforms
X-Ray_(Amazon)
Instrument that makes distant objects appear magnified
from space. X-rays are much harder to collect and focus than electromagnetic radiation of longer wavelengths. X-ray telescopes can use X-ray optics, such
Telescope
Class of astronomical objects that are X-ray sources
X-ray pulsars or accretion-powered pulsars are a class of astronomical objects that are X-ray sources displaying strict periodic variations in X-ray intensity
X-ray_pulsar
Lithographic technique that uses X-rays instead of light
X-ray lithography is a process used in semiconductor device fabrication industry to selectively remove parts of a thin film of photoresist. It uses X-rays
X-ray_lithography
1897 British film by George Albert Smith
The X-Rays (also known as The X-Ray Fiend) is an 1897 British silent comic trick film directed by George Albert Smith, featuring a courting couple exposed
The_X-Rays
X-rays characteristic of specific elements
Characteristic X-rays are emitted when outer-shell electrons fill a vacancy in the inner shell of an atom, releasing X-rays in a pattern that is "characteristic"
Characteristic_X-ray
Satellite galaxy of the Milky Way
LMC X-ray binaries: LMC X-1, X-2, X-3, X-4 and A 0538–66 (detected by Ariel 5 at A 0538–66), LMC X-2 is the one that is a bright low-mass X-ray binary
Large_Magellanic_Cloud
Chess tactic
In chess, an X-ray or X-ray attack is a tactic where a piece indirectly controls a square from the other side of an intervening piece. Generally, a piece
X-ray_(chess)
Novelty eyewear
X-ray specs or X-ray glasses are an American novelty item, purported to allow users to see through or into solid objects. In reality, the spectacles merely
X-ray_specs
Synchrotron radiation-based spectroscopy
X-ray absorption spectroscopy (XAS) is a set of advanced techniques used for probing the local environment of matter at atomic level and its electronic
X-ray_absorption_spectroscopy
Material placed in front of an X-ray source
An X-ray filter (or compensating filter) is a device placed in front of an X-ray source in order to reduce the intensity of (i.e. attenuate) particular
X-ray_filter
Medical imaging procedure
rotating X-ray tube and a row of detectors placed in a gantry to measure X-ray attenuations by different tissues inside the body. The multiple X-ray measurements
CT_scan
Therapy using ionizing radiation, usually to treat cancer
doses required rays with energies of 1 MV or above, called "megavolt" radiation. Producing megavolt X-rays required voltages on the X-ray tube of 3 to 5
Radiation_therapy
Radiology used in the diagnosis of tuberculosis
Radiology (X-rays) is used in the diagnosis of tuberculosis. Abnormalities on chest radiographs may be suggestive of, but are never diagnostic of TB, but
Tuberculosis_radiology
Species of fish
Pristella maxillaris, also known as the X-ray tetra or X-ray fish, is a species of freshwater ray-finned fish belonging to the family Acestrorhamphidae
Pristella_maxillaris
Type of laser
An X-ray laser can be created by several methods either in hot, dense plasmas or as a free-electron laser in an accelerator. This article describes the
X-ray_laser
Second crewed mission to Skylab
S150 X-ray experiment was sent up with Skylab 3. The 1,360 kg X-ray astronomy satellite experiment was designed to look for soft galactic x-rays. Short
Skylab_3
Surface analytical technique
X-ray reflectivity (sometimes known as X-ray specular reflectivity, X-ray reflectometry, or XRR) is a surface-sensitive analytical technique used in chemistry
X-ray_reflectivity
Anomalous X-ray scattering (AXRS or XRAS) is a non-destructive determination technique within X-ray diffraction that makes use of the anomalous dispersion
Anomalous_X-ray_scattering
Type of microscope that uses X-rays
An X-ray microscope uses electromagnetic radiation in the X-ray band to produce magnified images of objects. Since X-rays penetrate most objects, there
X-ray_microscope
Compact astronomical body
it is indeed a black hole. X-ray binaries are binary systems that emit significant amounts of X-ray radiation. These X-ray emissions result when a compact
Black_hole
Solar X-ray Imager (SXI) are full-disc X-ray instruments observing the Sun aboard GOES satellites. The SXI on GOES 12 was the first of its kind and allows
Solar_X-ray_Imager
Diffraction using small incidence angles
structure. Surface X-ray diffraction (SXRD), which is similar to RHEED but uses X-rays, and is also used to interrogate surface structure. X-ray standing waves
Grazing_incidence_diffraction
Experimental method in X-ray diffraction
Powder diffraction is a scientific technique using X-ray, neutron, or electron diffraction on powder or microcrystalline samples for structural characterization
Powder_diffraction
Eruption of electromagnetic radiation
(EUV) late phase that occurs in some flares. The extreme ultraviolet and X-ray radiation from solar flares is absorbed by the daylight side of Earth's
Solar_flare
X-ray Raman scattering (XRS) is non-resonant inelastic scattering of X-rays from core electrons. It is analogous to vibrational Raman scattering, which
X-ray_Raman_scattering
Topics referred to by the same term
X-ray specs are a type of novelty eyewear, purported to allow the user to see through or into solid objects. X-Ray Specs may also refer to: X-Ray Specs
X-Ray_Specs_(disambiguation)
Galaxy containing the Solar System
found that the distribution of gamma-ray sources resembles that of low-mass X-ray binaries, suggesting that these X-ray binaries are sending positrons (and
Milky_Way
Micro x-ray fluorescence (μXRF) is an elemental analysis technique that relies on the same principles as x-ray fluorescence (XRF). Synchrotron X-rays may
Micro-X-ray_fluorescence
2004 Venezuelan film
X-Ray of a Lie (Spanish: Radiografía de una mentira) is a 2004 documentary film examining another film, The Revolution Will Not Be Televised, about the
X-Ray_of_a_Lie
X-ray imaging in dentistry
Dental radiographs, commonly known as X-rays, are radiographs used to diagnose hidden dental structures, malignant or benign masses, bone loss, and cavities
Dental_radiography
Experimental WWII U.S. incendiary weapon
United States Navy took control in August 1943, using the code name Project X-Ray. The bat bomb was conceived by Lytle S. Adams (1881–1970), a dental surgeon
Bat_bomb
Method of labeling atomic orbitals
X-ray notation is a method of labeling atomic orbitals that grew out of X-ray science. Also known as IUPAC notation, it was adopted by the International
X-ray_notation
Medical diagnostic method
Orbital x-ray or orbital radiography is an x-ray of both left and right eye sockets, to include the Frontal Sinuses and Maxillary Sinuses. The x-ray can be
Orbital_x-ray
Range of frequencies or wavelengths of electromagnetic radiation
radio waves, microwaves, infrared, visible light, ultraviolet, X-rays, and gamma rays. The electromagnetic waves in each of these bands have different
Electromagnetic_spectrum
2007 video game
of patch 1.0003 the X-Ray Engine supports "surround screen" monitor setups, including a 16:9 native resolution ratio. The X-Ray Engine is among the first
S.T.A.L.K.E.R.: Shadow of Chernobyl
S.T.A.L.K.E.R.:_Shadow_of_Chernobyl
Astronomical object emitting X-rays
X-ray sources are astronomical objects with physical properties which result in the emission of X-rays. Several types of astrophysical objects emit X-rays
Astrophysical_X-ray_source
Highly magnetized neutron star
Anomalous X-ray pulsars (AXPs) are an observational manifestation of magnetars—young, isolated, highly magnetized neutron stars. These energetic X-ray pulsars
Anomalous_X-ray_pulsar
Emission of secondary X-rays from a material excited by high-energy X-rays
X-ray emission spectroscopy (XES) is a form of X-ray spectroscopy in which a core electron is excited by an incident X-ray photon and then this excited
X-ray_emission_spectroscopy
Fictional superpower
In science fiction stories or superhero comics, X-ray vision is the supernatural ability to see through normally opaque physical objects at the discretion
X-ray_vision
Accumulation of synovial fluid in or around the knee joint
of trauma an X-ray can be especially useful to verify that there is no break, dislocation, or deformity. In an atraumatic knee, an X-Ray can be used to
Knee_effusion
An X-ray interferometer is analogous to a neutron interferometer. It has been suggested that it may offer the very highest spatial resolution in astronomy
X-ray_interferometer
NASA satellite of the Explorer program
Gamma-Ray Burst Explorer, is a NASA three-instrument space observatory for studying gamma-ray bursts (GRBs) and monitoring the afterglow in X-ray and UV/visible
Neil Gehrels Swift Observatory
Neil_Gehrels_Swift_Observatory
Black hole formed by a collapsed star
distinguish. The derived masses come from observations of compact X-ray sources (combining X-ray and optical data). All identified neutron stars have a mass
Stellar_black_hole
Anti-missile system using an X-ray laser powered by a nuclear bomb
an X-ray laser system as a ballistic missile defense (BMD) for the United States. The concept involved packing large numbers of expendable X-ray lasers
Project_Excalibur
Illicitly-produced gramophone discs made from discarded X-ray prints in the USSR
roentgenizdat (рентгениздат, lit. X-ray publishing), are improvised gramophone recordings made from polyester X-ray films. Mostly made through the 1950s
Ribs_(recordings)
damage also became a part of this history. While radioactive materials and X-rays were once handled carelessly, increasing awareness of the dangers of radiation
History of radiation protection
History_of_radiation_protection
Collapsed core of a massive star
visible light, near infrared, ultraviolet, X-rays, and gamma rays. Pulsars observed in X-rays are known as X-ray pulsars if accretion-powered, while those
Neutron_star
Rotational center of the Milky Way galaxy
(low-energy) X-ray wavelengths. The available information about the Galactic Center comes from observations at gamma ray, hard (high-energy) X-ray, infrared
Galactic_Center
Formation of 2D images using X-rays
by X-ray radiation. Projectional radiography is not the same as a radiographic projection, which refers specifically to the direction of the X-ray beam
Projectional_radiography
Radiography in normal hip X-ray in pincer impingement type of hip dysplasia X-ray of cam Hip in osteoarthritis Septic arthritis X-ray of infants should be
Hip_pain
Scientific study of celestial objects
bright at these wavelengths. X-ray astronomy uses X-radiation, produced by extremely hot and high-energy processes. Since X-rays are absorbed by the Earth's
Astronomy
Instrument that can measure properties of X-rays
X-ray detectors are devices used to measure the flux, spatial distribution, spectrum, and/or other properties of X-rays. Detectors can be divided into
X-ray_detector
American independent hip hop record label
X-Ray Records is an American independent record label specializing in hip hop music. X-Ray Records is an imprint under the Cleopatra Records, Inc. label
X-Ray_Records
Markers for x-ray films
X-ray Markers, also known as: anatomical side markers, Pb markers, lead markers, x-ray lead markers, or radiographic film identification markers, are used
X-ray_marker
Globular cluster
discrete X-ray sources Terzan 5 produces a diffuse non-thermal X-ray emission and high (a few GeV) and ultra-high (0.5–24 TeV) energy gamma-rays. The high
Terzan_5
Class of X-ray binary stars
X-ray bursters are one class of X-ray binary stars exhibiting X-ray bursts, periodic and rapid increases in luminosity (typically a factor of 10 or greater)
X-ray_burster
1996 studio album by Babylon Zoo
The Boy with the X-Ray Eyes is the debut album by British rock band Babylon Zoo, released in February 1996. It features the single "Spaceman", which charted
The_Boy_with_the_X-Ray_Eyes
Type of neutron star with beams of radiation
pulsars have subsequently been found to emit in visible light, X-ray, and gamma ray wavelengths. The word pulsar first appeared in print in 1968: An
Pulsar
Navigation technique employing X-ray signals emitted by pulsars
X-ray pulsar-based navigation and timing (XNAV) or simply pulsar navigation is a navigation technique whereby the periodic X-ray signals emitted from pulsars
Pulsar-based_navigation
Laser using electron beam in vacuum as gain medium
terahertz radiation and infrared, to the visible spectrum, ultraviolet, and X-ray. The first free-electron laser was developed by John Madey in 1971 at Stanford
Free-electron_laser
Chemical compound
microscopes, microwave tubes, electron lithography, electron beam welding, X-ray tubes, free electron lasers and several types of electric propulsion technologies
Lanthanum_hexaboride
Device which detects objects in or around a person's body
millimeter wave scanners do not generate ionizing radiation. X-ray-based scanners Backscatter X-ray scanners use low dose radiation for detecting suspicious
Full_body_scanner
Ultrafast X-rays or ultrashort X-ray pulses are femtosecond x-ray pulses with wavelengths occurring at interatomic distances. This beam uses the X-ray's inherent
Ultrafast_X-ray
Medical imaging method
X-rays of hip dysplasia are one of the two main methods of medical imaging to diagnose hip dysplasia, the other one being medical ultrasonography. Ultrasound
X-ray_of_hip_dysplasia
Vacuum tube used to display images
special barium-strontium glass to be shatter-resistant and to block most X-ray emissions. This tube makes up most of the weight of CRT TVs and computer
Cathode_ray_tube
Art installation by Jai Redman
This is Camp X-Ray is an art installation created by the artist Jai Redman, a member of the Ultimate Holding Company (UHC) art collective. The installation
This_is_Camp_X-Ray
Non-destructive elemental analysis technique
Particle-induced X-ray emission or proton-induced X-ray emission (PIXE) is a technique used for determining the elemental composition of a material or
Particle-induced X-ray emission
Particle-induced_X-ray_emission
X RAY
X RAY
Surname or Lastname
English and French
English and French : from the Norman personal name Raimund, composed of the Germanic elements ragin ‘advice’, ‘counsel’ + mund ‘protection’.Americanized spelling of German Raimund, a cognate of 1.A Raymond, also called Passe-Campagne, from the Angoumois region of France is documented in La Prairie, Quebec, in 1692.
Boy/Male
American, British, English, French, Scandinavian
Counselor; Variant of Raymond
Surname or Lastname
English
English : habitational name from Rayne in Essex or Raines in Derbyshire.English : habitational name from Rennes in Normandy.
Surname or Lastname
English
English : patronymic from the personal name Ray.
Boy/Male
Contemporary
Blend of Ray and Shawn.
Surname or Lastname
English (eastern)
English (eastern) : variant of Raymond.
Surname or Lastname
English
English : from the Norman personal name Rainer, composed of the Germanic elements ragin ‘counsel’ + hari, heri ‘army’Jewish (Ashkenazic) : ornamental name from an inflected form of German rein or central Yiddish rayn ‘pure’.Probably also an altered spelling of German Reiner.
Surname or Lastname
English
English : unexplained.variant of Spanish Rayas.Muslim : variant of Rais.
Boy/Male
Contemporary
Blend of Ray and Shawn.
Surname or Lastname
English
English : topographic name, a variant of Rye 1 and 2, with the addition of ‘man’.German (Raymann) and Dutch : from a Germanic personal name composed of the elements rÄd ‘counsel’ + man ‘man’.Probably an Americanized spelling of German Rehmann.Jewish (eastern Ashkenazic) : ornamental name from German Reinmann or central Yiddish raynman ‘pure man’.
Surname or Lastname
English (of Norman origin)
English (of Norman origin) : nickname denoting someone who behaved in a regal fashion or who had earned the title in some contest of skill or by presiding over festivities, from Old French rey, roy ‘king’. Occasionally this was used as a personal name.English : nickname for a timid person, from Middle English ray ‘female roe deer’ or northern Middle English ray ‘roebuck’.English : variant of Rye (1 and 2).English : habitational name, a variant spelling of Wray.Scottish : reduced and altered form of McRae.French : from a noun derivative of Old French raier ‘to gush, stream, or pour’, hence a topographic name for someone who lived near a spring or rushing stream, or a habitational name from a place called Ray.Indian : variant of Rai.
Surname or Lastname
English
English : variant spelling of Ray 1–4.
Biblical
to start the List of biblical names starting with X article alternatively use the Article Wizard, or add a request for it.
Surname or Lastname
English
English : nickname for a swift runner, from northern Middle English ray ‘roebuck’ + bane, bone ‘bone’, ‘leg’.
Boy/Male
Spanish American
Form of Raymond 'Guards wisely.
Surname or Lastname
English
English : variant spelling of Rayner 1.
Surname or Lastname
English (Kent)
English (Kent) : origin unidentified; probably a habitational name from a lost or unidentified place, perhaps an altered form of Rayford.
Biblical
Search for "List of biblical names starting with X"
in existing articles.
Search for "List of biblical names starting with X"
Surname or Lastname
English
English : see Rayborn.
Surname or Lastname
English
English : topographic name for someone who lived by a grove or thicket, Middle English grove, Old English grÄf.English (Huguenot) : Americanized spelling of the French surname Le Grou(x) or Le Greux (see Groulx).North German form of Grob.North German : habitational name from any of several places named Grove or Groven in Schleswig-Holstein, which derive their name from Middle Low Germany grÅve ‘ditch’, ‘channel’. In some cases the name is a Dutch or Low German form of Grube.Altered form of German Graf.The surnames Grove and Groves are common mainly in the West Midlands. A Huguenot family who acquired the name Grove are descended from a certain Isaac Le Greux or Grou(x) or his brother. They fled from Tours in France in the late 17th century and settled in Spitalfields, London. Their children were known as Grou(x) or Grove; their grandchildren also used the form Grew; but their great-grandchildren, born at the end of the 18th century, were universally Grove.
X RAY
X RAY
Surname or Lastname
English
English : unexplained; possibly a variant of Flew, a metonymic occupational name for a fisherman, from Middle English flue, denoting a kind of fishing net.
Girl/Female
Latin
Whiterose.
Girl/Female
Hindu, Indian
King of Heart
Boy/Male
Tamil
Auspicious victory
Male
Native American
Native American Mapuche name QUIDEL means "burning torch."
Girl/Female
Hindu, Indian
Goddess Parvati
Boy/Male
American, Australian, British, Chinese, Christian, English, French, Latin
Conquering; Form of Vincent; Victor
Boy/Male
Hindu, Indian, Tamil
Handsome
Surname or Lastname
English (northern)
English (northern) : habitational name from any of various places, for example in West Yorkshire, so called from Old English hol ‘hollow’, ‘sunken’ + Old Norse gata ‘road’.
Boy/Male
Hindu, Indian, Telugu, Traditional
Most Radiant
X RAY
X RAY
X RAY
X RAY
X RAY
n.
A partisan of Charles X. of France, or of Don Carlos of Spain.
n.
Act of crossing at an acute angle, or state of being thus crossed; an intersection in the form of an X; as, the decussation of lines, nerves, etc.
n.
A name given to the factors of a continued product when the former are derivable from one and the same function F(x) by successively imparting a constant increment or decrement h to the independent variable. Thus the product F(x).F(x + h).F(x + 2h) . . . F[x + (n-1)h] is called a factorial term, and its several factors take the name of factorials.
n.
A quantity consisting of three terms, connected by the sign + or -; as, x + y + z, or ax + 2b - c2.
v.
A St. Andrew's cross, or cross in the form of an X, -- one of the honorable ordinaries.
adv.
Crosswise; in the form of an X.
n.
Exact agreement between two expressions or magnitudes with respect to quantity; -- denoted by the symbol =; thus, a = x signifies that a contains the same number and kind of units of measure that x does.
n.
A symbol representing ten units, as 10, x, or X.
n.
A mysterious composite being, the winged footstool and chariot of the Almighty, described in Ezekiel i. and x.
a.
Of or relating to Alphonso X., the Wise, King of Castile (1252-1284).
n.
Same as Wiver. X () X, the twenty-fourth letter of the English alphabet, has three sounds; a compound nonvocal sound (that of ks), as in wax; a compound vocal sound (that of gz), as in example; and, at the beginning of a word, a simple vocal sound (that of z), as in xanthic. See Guide to Pronunciation, // 217, 270, 271.
v. t.
To cross at an acute angle; to cut or divide in the form of X; to intersect; -- said of lines in geometrical figures, rays of light, nerves, etc.
n.
A writing paper made in sheets, ordinarily 16 x 13 inches, and folded so as to make a page 13 x 8 inches. See Paper.
n.
Expressing number; representing number; as, numeral letters or characters, as X or 10 for ten.
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.
A tree or wood of the Bible (2 Chron. ii. 8; 1 K. x. 11).
n.
A species of armadillo of the genus Xenurus (X. unicinctus and X. hispidus); the tatouay.
n.
A descendant of Ham, Noah's second son. See Gen. x. 6-20.
n.
A figure or character used to express a number; as, the Arabic numerals, 1, 2, 3, etc.; the Roman numerals, I, V, X, L, etc.