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
colloquialused in or characteristic of familiar and informal conversation
actuateto put into mechanical action or motion
blotchto mark or mar with blotches
transcendentaltranscendent
bigota person who is obstinately or intolerantly devoted to his or her own opinions and prejudices
maraudto roam about and raid in search of plunder
maleficentworking or productive of harm or evil : baleful
spatefreshet
cullto select from a group : choose
onomatopoeiathe naming of a thing or action by a vocal imitation of the sound associated with it (such as buzz, hiss)