ALL meanings of diabase
di·a·base
D d - noun diabase an altered dolerite 3
- abbreviation DIABASE diorite 3
- noun diabase a finely crystalline, intrusive basaltic rock made up mainly of labradorite and pyroxene 3
- noun diabase altered dolerite 3
- noun diabase a fine-grained gabbro occurring as minor intrusions. 1
- noun diabase British. a dark igneous rock consisting essentially of augite and feldspar; an altered dolerite. 1
- noun diabase (geology) A fine-grained igneous rock composed mostly of pyroxene and feldspar. 1