Tennis elbow

noun

Definitions

Noun
  1. 1
    A painful inflammation of the extensor tendon of the humerus caused by overuse of the muscles of the lower arm. uncountable, usually
  2. 2
    painful inflammation of the tendon at the outer border of the elbow resulting from overuse of lower arm muscles (as in twisting of the hand) wordnet

Etymology

tennis + elbow, from the classic/archetypal source of such injury, tennis.

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