GRE Word List

OBSIDIAN

a dark natural glass formed by the cooling of molten lava

The meaning of the word obsidian is a dark natural glass formed by the cooling of molten lava.

Random words

WordMeaning
palliddeficient in color : wan
ruffiana brutal person : bully
ultimatelast in a progression or series : final
illicitnot permitted : unlawful
inveighto protest or complain bitterly or vehemently : rail
permeablecapable of being permeated : penetrable
phalanxa body of heavily armed infantry in ancient Greece formed in close deep ranks and files
defrockto deprive of the right to exercise the functions of office
reconnaissancea preliminary survey to gain information
emblazonto inscribe or adorn with or as if with heraldic bearings or devices