HyperDic: obsidian

English > 1 sense of the word obsidian:
NOUNsubstanceobsidianacid or granitic glass formed by the rapid cooling of lava without crystallization
obsidian > pronunciation
Soundsahbsih'diyahn
RhymesAachen ... Zukerman: 2572 rhymes with ahn...
English > obsidian: 1 sense > noun 1, substance
Meaningacid or granitic glass formed by the rapid cooling of lava without crystallization; usually dark, but transparent in thin pieces.
Broadervolcanic glassA kind of natural glass produced when molten lava cools very rapidly
Spanishobsidiana
Catalanobsidiana

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