extensor

Definitions of extensor
  1. noun
    a skeletal muscle whose contraction extends or stretches a body part
    synonyms: extensor muscle
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    Antonyms:
    flexor, flexor muscle
    a skeletal muscle whose contraction bends a joint
    types:
    musculus quadriceps femoris, quad, quadriceps, quadriceps femoris
    a muscle of the thigh that extends the leg
    type of:
    skeletal muscle, striated muscle
    a muscle that is connected at either or both ends to a bone and so move parts of the skeleton; a muscle that is characterized by transverse stripes
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