obsidian
What is another word for obsidian? Here is its meaning, with related words and examples.
Noun — A smooth, glassy black rock formed when lava cools very quickly.
We haven't recorded synonyms for obsidian yet. You can still read its full definition, where it comes from, or words that rhyme with it.
How to use obsidian
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Etymology
From Latin obsidianus (lapis), traditionally said to be named after a Roman called Obsidius who was credited with discovering the stone.
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