Meaning & use

colliculus

noun·Academic

Last updated

A small rounded elevation or protuberance, especially on an organ or body structure.

See it in a sentence

The superior colliculus in the brain plays a key role in directing visual attention and eye movements.

Surgeons identified a colliculus near the site that required careful navigation during the procedure.

A note on using this word

"Colliculus" is Latin for "small hill," and the term is used mainly in anatomy to describe small raised structures, especially in the midbrain.

Words with a similar meaning

protuberancetubercle

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