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
adversitya state or instance of serious or continued difficulty or misfortune
dolorouscausing, marked by, or expressing misery or grief
affidavita sworn statement in writing made especially under oath or on affirmation (see affirmation
carnalrelating to or given to crude bodily pleasures and appetites
reprimanda severe or formal reproof
dabbleto work or involve oneself superficially or intermittently especially in a secondary activity or interest
roosteran adult male domestic chicken
concertedmutually contrived or agreed on
squeamisheasily nauseated : queasy
opaqueblocking the passage of radiant energy and especially light : exhibiting opacity (see opacity