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Obsidian
noun
/ˌɒbˈsɪd.i.ən/
Word Frequency:
0.9
Definitions
1.
noun
A type of black glass produced by volcanoes.
2.
adjective
Black
Synonyms
basalt
volcanic glass
byssolite
onyx
hornblende
perlite
rock glass
augite
volcanite
bokite
obby
black sand
Rhymes With
antemeridian
prime meridian
providian
biddy in
ceridian
davidian
didion
floridian
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