Meaning of GAMMA in English

[] n [ME, fr. LL, fr. Gk, of Sem origin; akin to Heb gimel gimel] (15c) 1: the 3d letter of the Greek alphabet

2: the degree of contrast of a developed photographic image or of a television image

3: a unit of magnetic flux density equal to one nanotesla

4: gamma ray--usu. used as the attributive form of gamma ray "~ counter"

5: microgram

[2]gamma adj (1896) 1: of, relating to, or being one of three or more closely related chemical substances

2: third in position in the structure of an organic molecule from a particular group or atom

Merriam-Webster English vocab.      Английский словарь Merriam Webster.