Definitions for: Extensor


[n] a skeletal muscle whose contraction extends or stretches a body part



Webster (1913) Definition: Ex*ten"sor, n. [L., one who stretches. See Extend.]
(Anat.)
A muscle which serves to extend or straighten any part of the
body, as an arm or a finger; -- opposed to flexor.

Synonyms: extensor muscle

Antonyms: flexor, flexor muscle

See Also: musculus quadriceps femoris, quad, quadriceps, quadriceps femoris, skeletal muscle

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