gabbroid


gab·bro

G0001600 (găb′rō)n. pl. gab·bros A usually coarse-grained igneous rock composed chiefly of pyroxene and calcic plagioclase feldspar. Also called norite.
[Italian, perhaps from Latin glaber, bald, beardless.]
gab·bro′ic (gă-brō′ĭk), gab′broid′ (găb′roid′) adj.

gabbroid

(ˈɡæbrɔɪd) adjgabbro-like, esp of a rock in the petrographic clan which contains the gabbro family