diabase
noun
di·a·base
| \ ˈdī-ə-ˌbās
\
\
Definition of diabase
2
chiefly British
: an altered basalt
3
: a fine-grained rock of the composition of gabbro but with an ophitic texture
Other Words from diabase
diabasic
\ ˌdī-ə-ˈbā-sik
\
adjective
\
adjective
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