n. [ L. viridis green. ] (Chem.) A greenish, oily, nitrogenous hydrocarbon,
n. [ L. viridis green. ] (Min.) A greenish chloritic mineral common in certain igneous rocks, as diabase, as a result of alternation. [ 1913 Webster ]
n. [ L. viriditas, fr. viridis green: cf. F. viridité. See Verdant. ]