See Also: gamma-glutamate (glutamate gamma-) carboxypeptidase(medicine)
Gamma(medicine)
gamma-Abu(medicine)
gamma ray(medicine)
gamma(dictionary)
Gamma(money)
Gamma(finance)
Gamma-OH(health)
Gamma ray(health)
gamma(dictionary)

gamma (iou)



gamma noun. LME.
[Latin from Greek.]
The third letter (, ) of the Greek alphabet. LME.
Music. Gamut. E17-E19.
Denoting the third in a numerical sequence:
a. attrib. Science. Freq. written . (a) Astronomy (preceding the genitive of the Latin name of the constellation) denoting the third brightest star in a constellation; (b) Chemistry denoting the third of a number of isomeric forms of a compound, or of allotropes of an element, etc.; (c) designating high-energy electromagnetic radiation which consists of photons of wavelengths shorter than those of X-rays and is one of the three main types of decay product emitted by radioactive substances; also designating decay, emission, particles, etc., associated with such radiation. L17.
,gamma-a,minobu'tyric acid Biochemistry an amino acid, H2NCH2CH2CH2COOH, which acts to inhibit the transmission of nerve impulses in the central nervous system. gamma globulin: see GLOBULIN. gamma-linolenic acid Biochemistry a polyunsaturated fatty acid occurring in evening primrose oil and other oils, which the body converts into prostaglandins.
b. A third-class mark in an examination etc. M20.
gamma plus, gamma minus rather better, worse, than the average third class.
More fully gamma moth. The silver Y, Plusia gamma. M19.
a. A unit of magnetic field strength equal to 105 oersted. E20.
b. A unit of mass equal to 106 gram. M20.
Photography & Television. A measure of the contrast of an image compared with that of the scene represented. E20.