noun

bicep

bicep

He flexed his bicep.

He flexed his bicep.

I pulled a bicep muscle at the gym.

I pulled a bicep muscle at the gym.

a/one's ((bicep)) the muscle on the front of the upper arm He flexed his bicep.

Synonyms: arm muscle

From Latin 'biceps', meaning 'two-headed', from 'bi-' (two) + 'caput' (head). It refers to the muscle having two points of origin.

The prefix 'bi-' means two, just like in 'bicycle' (two wheels). The bicep is the 'two-headed' muscle in your upper arm.

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