dolerite

play
noun dol·er·ite \ˈdä-lə-ˌrīt\

Definition of dolerite

  1. 1 :  any of various coarse basalts

  2. 2 chiefly British :  diabase 3

doleritic

play \ˌdä-lə-ˈri-tik\ adjective

Origin and Etymology of dolerite

French dolérite, from Greek doleros deceitful, from dolos deceit; from its being easily mistaken for diorite


First Known Use: 1838


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