PORPHYROID


Meaning of PORPHYROID in English

ˈpȯ(r)fəˌrȯid noun

( -s )

Etymology: porphyry + -oid

: a more or less schistose metamorphic igneous or sedimentary rock with porphyritic texture

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