any of the group of reagents produced by the interaction of magnesium and an organic halide, usually in the presence of an ether, and having the general formula RMgX, where R is an organic group and X is a halogen: used in the Grignard reaction.
/ˈɡriːnjɑː; French ɡriɲar/
(chem) any of a class of organometallic reagents, having the general formula RMgX, where R is an organic group and X is a halogen atom: used in the synthesis of organic compounds
[gree-gree] /ˈgri gri/ noun, plural grigris. 1. an African charm, amulet, or fetish. /ˈɡriːɡriː/ noun (pl) -gris (-ɡriːz), -grees 1. an African talisman, amulet, or charm
/ɡraɪk/ noun 1. a solution fissure, a vertical crack about 0.5 m wide formed by the dissolving of limestone by water, that divides an exposed limestone surface into sections or clints
/ˈɡriːkwə; ˈɡrɪk-/ noun (pl) -kwa, -kwas 1. a variant spelling of Griqua
Girl-friend. Like newsfroup and filk, a typo incarnated as a new word. Seems to have originated sometime in 1992. [Jargon File] (1995-01-31)