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
redoubtablecausing fear or alarm : formidable
raucousdisagreeably harsh or strident : hoarse
mollifyto soothe in temper or disposition : appease
complacencyself-satisfaction especially when accompanied by unawareness of actual dangers or deficiencies
euthanasiathe act or practice of killing or permitting the death of hopelessly sick or injured individuals (such as persons or domestic animals) in a relatively painless way for reasons of mercy
ensueto strive to attain : pursue
unmitigatednot lessened : unrelieved
temerityunreasonable or foolhardy contempt of danger or opposition : rashness
mutinousdisposed to or being in a state of mutiny : rebellious
ulteriorgoing beyond what is openly said or shown and especially what is proper