gamma

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gam·ma

 (găm′ə)
n.
1. The third letter of the Greek alphabet. See Table at alphabet.
2. The third item in a series or system of classification.
3. A unit of magnetic intensity equal to one hundred thousandth (10-5) of an oersted.
4. A unit of mass equal to one millionth (10-6) of a gram.
adj. Chemistry
1. Being in the third position relative to a designated carbon atom in an organic molecule at which an atom or a group may be substituted.
2. Referring to the third of a group of isomers, or molecules of similar origin or properties, determined arbitrarily by those who discover or classify them. Used in combination.

[Middle English, from Greek, of Phoenician origin; see gml in Semitic roots.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

gamma

(ˈɡæmə)
n
1. (Letters of the Alphabet (Foreign)) the third letter in the Greek alphabet (Γ, γ), a consonant, transliterated as g. When double, it is transcribed and pronounced as ng
2. (Education) the third highest grade or mark, as in an examination
3. (Units) a unit of magnetic field strength equal to 10–5 oersted. 1 gamma is equivalent to 0.795 775 × 10–3 ampere per metre
4. (Photography) photog television the numerical value of the slope of the characteristic curve of a photographic emulsion or television camera; a measure of the contrast reproduced in a photographic or television image
5. (Electronics) photog television the numerical value of the slope of the characteristic curve of a photographic emulsion or television camera; a measure of the contrast reproduced in a photographic or television image
6. (Atomic Physics) involving or relating to photons of very high energy: a gamma detector.
7. (Chemistry) relating to one of two or more allotropes or crystal structures of a solid: gamma iron.
8. (Chemistry) relating to one of two or more isomeric forms of a chemical compound, esp one in which a group is attached to the carbon atom next but one to the atom to which the principal group is attached
[C14: from Greek; related to Hebrew gīmel third letter of the Hebrew alphabet (probably: camel)]

Gamma

(ˈɡæmə)
n
(Astronomy) (foll by the genitive case of a specified constellation) the third brightest star in a constellation: Gamma Leonis.
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

gam•ma

(ˈgæm ə)

n., pl. -mas.
1. the third letter of the Greek alphabet (Ɣ, γ).
2. the third in a series of items.
3. (cap.) a star that is usu. the third brightest of a constellation.
4. a unit of weight equal to one microgram.
5. a unit of magnetic field strength, equal to 10−5 gauss.
6. a measure of the degree of development of a photographic negative or print.
[< Greek gámma]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.gamma - the 3rd letter of the Greek alphabetgamma - the 3rd letter of the Greek alphabet
Greek alphabet - the alphabet used by ancient Greeks
alphabetic character, letter of the alphabet, letter - the conventional characters of the alphabet used to represent speech; "his grandmother taught him his letters"
2.gamma - a unit of magnetic field strength equal to one-hundred-thousandth of an oersted
field strength unit - an electromagnetic unit of magnetic intensity
oersted - the magnetic field strength 1 cm from a unit magnetic pole
3.gamma - Portuguese navigator who led an expedition around the Cape of Good Hope in 1497Gamma - Portuguese navigator who led an expedition around the Cape of Good Hope in 1497; he sighted and named Natal on Christmas Day before crossing the Indian Ocean (1469-1524)
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
Translations
أشِعَّة جَمّا
gamma
záření gama
gamma
gammagammafunktio
gamma
gamma
gammageislar
gama spinduliai
gamma stari
gamma
gama ışınları

gamma

[ˈgæmə]
A. Ngamma f
B. CPD gamma radiation Nradiación f gamma
gamma ray Nrayo m gamma
Collins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005

gamma

[ˈgæmə] ngamma mgamma rays nplrayons mpl gamma
Collins English/French Electronic Resource. © HarperCollins Publishers 2005

gamma

:
gamma radiation
gamma ray
nGammastrahl m
Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007

gamma

[ˈgæmə] ngamma m or f
Collins Italian Dictionary 1st Edition © HarperCollins Publishers 1995

gamma

(ˈgӕmə) : gamma rays
a powerful form of radiation.
Kernerman English Multilingual Dictionary © 2006-2013 K Dictionaries Ltd.

gamma

n gamma; — knife bisturí de rayos gamma
English-Spanish/Spanish-English Medical Dictionary Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.