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
arraignto call (a defendant) before a court to answer to an indictment : charge
burnishto make shiny or lustrous especially by rubbing
dormantrepresented on a coat of arms in a lying position with the head on the forepaws
emissaryone designated as the agent of another : representative
debuta first appearance
posthumousborn after the death of the father
omnipotentalmighty
boorpeasant
inciteto move to action : stir up : spur on : urge on
contaminateto soil, stain, corrupt, or infect by contact or association