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
rotundmarked by roundness : rounded
remonstrateto present and urge reasons in opposition : expostulate
guffawa loud or boisterous burst of laughter
deleteriousharmful often in a subtle or unexpected way
ineffableincapable of being expressed in words : indescribable
retentivehaving the power, property, or capacity of retaining
aversiona feeling of repugnance toward something with a desire to avoid or turn from it
thrashto beat soundly with or as if with a stick or whip : flog
encircleto form a circle around : surround
entourageone's attendants or associates