DIABASE


Meaning of DIABASE in English

ˈdīəˌbās noun

Etymology: French, from Greek diabasis act of crossing over, from diabainein to cross over, from dia- + bainein to go — more at come

1. archaic : diorite

2. chiefly Britain : an altered basalt

3. : a hypabyssal rock of the composition of gabbro but with an ophitic texture consisting of labradorite laths involved in a matrix of augite with magnetite a common accessory

Webster's New International English Dictionary.      Новый международный словарь английского языка Webster.