Dictionary

pegmatite

noun peg·ma·tite \ˈpeg-mə-ˌtīt\

Definition of PEGMATITE

:  a coarse variety of granite occurring in dikes or veins
peg·ma·tit·ic \ˌpeg-mə-ˈti-tik\ adjective
ADVERTISEMENT

Origin of PEGMATITE

French, from Greek pēgmat-, pēgma something fastened together, from pēgnynai to fasten together — more at pact
First Known Use: circa 1828

Browse

Next Word in the Dictionary: pegmatitizationPrevious Word in the Dictionary: pegmanAll Words Near: pegmatite
How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears