'gamma' definitions:

Definition of 'gamma'

From: WordNet
noun
The 3rd letter of the Greek alphabet
noun
A unit of magnetic field strength equal to one-hundred- thousandth of an oersted
noun
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) [syn: da Gamma, Vasco da Gamma, Gamma]

Definition of 'gamma'

From: GCIDE
  • gamma \gam"ma\ (g[a^]m"m[.a]), n. The third letter ([Gamma], [gamma] = Eng. G) of the Greek alphabet. [1913 Webster]