noun Etymology: French péridotite, from péridot Date: 1878 any of a group of granular igneous rocks composed of ferromagnesian minerals and especially olivine, peridotitic adjective
PERIDOTITE
Meaning of PERIDOTITE in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012