extensor

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noun ex·ten·sor \ik-ˈsten(t)-sər\

Definition of extensor

  1. :  a muscle serving to extend a bodily part (such as a limb)

1615

First Known Use of extensor

1615


Medical Dictionary

extensor

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noun ex·ten·sor \ik-ˈsten(t)-sər, -sȯ(ə)r\

Medical Definition of extensor

  1. :  a muscle serving to extend a bodily part (as a limb)—called also extensor muscle; compare flexor

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