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
nebulousof, relating to, or resembling a nebula : nebular
balkto refuse abruptly
impermeablenot permitting passage (as of a fluid) through its substance
turmoila state or condition of extreme confusion, agitation, or commotion
inveterateconfirmed in a habit : habitual
componenta constituent part : ingredient
pragmaticrelating to matters of fact or practical affairs often to the exclusion of intellectual or artistic matters : practical as opposed to idealistic
threadbarehaving the nap worn off so that the thread shows : shabby
estrangedhaving lost former closeness and affection : in a state of alienation from a previous close or familial relationship
circumventto manage to get around especially by ingenuity or stratagem