noun see: come Date: circa 1816 diorite , an altered basalt, a fine-grained rock of the composition of gabbro but with an ophitic texture, diabasic adjective
DIABASE
Meaning of DIABASE in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012