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EnglishEdit

EtymologyEdit

From Latin trochlea, from Ancient Greek τροχῐλεία (trokhileía), τροχιλία (trokhilía), τροχιλέα (trokhiléa, pulley; block-and-tackle equipment).

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NounEdit

trochlea (plural trochleas or trochleae)

  1. (anatomy) A structure resembling a pulley.
    1. In the elbow joint, the articular surface of the lower extremity of the humerus, grasped by the greater sigmoid cavity of the ulna.
    2. A pulley-like cartilage through which the superior oblique muscle of the eyeball passes.

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