obsidian

noun/əbˈsɪdiən/

Frequency rank: #13,708 of 20,003 in the WORDED list (wordfreq data)

Meaning

A naturally occurring volcanic glass, typically black, formed from rapidly cooling lava.

Illustration for the English word “obsidian”

Example sentence

The ancient arrowhead was carved from smooth, black obsidian found near the volcano.

More words in ranks 13,701–13,800