EXTENSOR

 Dictionary entry overview: What does extensor mean? 

• EXTENSOR (noun)
  The noun EXTENSOR has 1 sense:

1. a skeletal muscle whose contraction extends or stretches a body part

  Familiarity information: EXTENSOR used as a noun is very rare.

 Dictionary entry details 

• EXTENSOR (noun)

Meaning:

A skeletal muscle whose contraction extends or stretches a body part

Classified under:

Nouns denoting body parts

Synonyms:

extensor; extensor muscle

Hypernyms ("extensor" is a kind 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)

Hyponyms (each of the following is a kind of "extensor"):

musculus quadriceps femoris; quad; quadriceps; quadriceps femoris (a muscle of the thigh that extends the leg)

Antonym:

flexor (a skeletal muscle whose contraction bends a joint)