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
galleya ship or boat propelled solely or chiefly by oars: such as
concoctto prepare by combining raw materials
dissensiondisagreement
gaudyostentatiously or tastelessly ornamented
lachrymosegiven to tears or weeping : tearful
fatalisma doctrine that events are fixed in advance so that human beings are powerless to change them
prevaricateto deviate from the truth : equivocate
diademcrown
disparageto depreciate (see depreciate
arroyoa watercourse (such as a creek) in an arid region