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Word of the Day Tuesday, June 9, 2026

petrous

/ˈpiːtrəs/ adjective · British & US
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What does petrous mean?

adjective

Relating to or resembling the petrous part of the ear; hard and dense, as the petrous part of the temporal bone.

Example

"The petrous bone in the skull is a hard, dense structure that protects the inner ear."

Definition generated by AI and curated by RJS Tech Solutions LLP.

Synonyms for petrous

Antonyms of petrous

Rhymes with petrous

Etymologically related