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extensor

noun

/ɪkˈstɛnsər/

Meaning

a muscle that serves to extend or straighten a limb or part of the body.

The extensor muscles in the arm help straighten the elbow.

straightener muscle, extender muscle

flexor muscle

extensor muscle, extensor tendon, extensor mechanism

the act of changing the order or position of something

a person, team, or company that competes with others

a person or thing that belongs to a group or organization

an unpleasant emotion caused by the belief that someone or something is dangerous

the part of a theater stage in front of the curtain; the arch framing the stage

the expanse of air over the Earth, often appearing blue