[pe.ri.do.tite] n [F peridotite, fr. peridot] (1878): any of a group of granitoid igneous rocks composed of ferromagnesian minerals and esp. olivine -- pe.ri.do.tit.ic adj
PERIDOTITE
Meaning of PERIDOTITE in English
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012