TROCHLEA

Etymology

Noun

trochlea (plural trochleas or trochleae)

(anatomy) A structure resembling a pulley.

In the elbow joint, the articular surface of the lower extremity of the humerus, grasped by the greater sigmoid cavity of the ulna.

A pulley-like cartilage through which the superior oblique muscle of the eyeball passes.

Anagrams

• chelator, chlorate, trachelo-

Source: Wiktionary

Troch"le*a, n. Etym: [L., a case or sheaf containing one or more pulleys, Gr. Trochilics.]

1. (Mach.)

Definition: A pulley. [Obs.]

2. (Anat.)

Definition: A pulley, or a structure resembling a pulley; as, the trochlea, or pulleylike end, of the humerus, which articulates with the ulna; or the trochlea, or fibrous ring, in the upper part of the orbit, through which the superior oblique, or trochlear, muscle of the eye passes.

Source: Webster’s Unabridged Dictionary 1913 Edition