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
valedictoryof or relating to a valediction : expressing or containing a farewell
indentationthe blank space produced by indenting : indention
instigateto goad or urge forward : provoke
enhanceheighten
suavitysmoothly though often superficially gracious and sophisticated
limpto walk lamely
bandyto discuss lightly or banteringly
antidotea remedy to counteract the effects of poison
pugnacityhaving a quarrelsome or combative nature : truculent
fractioustending to be troublesome : unruly