单词 | diabase |
释义 | diabase —diabasic, adj. /duy"euh bays'/, n. Petrol. 1. a fine-grained gabbro occurring as minor intrusions. 2. Brit. a dark igneous rock consisting essentially of augite and feldspar; an altered dolerite. [1810-20; < F, equiv. to dia- (error for di- two) + base BASE1] |
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