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Word of the Day Tuesday, June 9, 2026

baculum

/bəˈkjuːləm/ noun · British & US
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What does baculum mean?

noun

A rod-like or spindle-shaped bone found in the penis of many mammals, including primates, carnivores, and rodents. It is a part of the male reproductive system.

Example

"The baculum of the primate was studied by the biologist to understand its role in reproduction."

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

Synonyms for baculum

Rhymes with baculum

Etymologically related