Opposable
"Opposable" in a Sentence (3 examples)
Humans wouldn't have gotten where they are without opposable thumbs.
Only mammals like us—with our highly developed brains, our opposable thumbs and our urge to collect, understand and display—could have put together an exhibit as fascinating and varied as the "Extreme Mammals" show.
The thumb is opposable to the forefinger.
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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.