troch·le·a (tr k l - )n. pl. troch·le·ae (-l - ) An anatomical structure that resembles a pulley, especially the part of the distal end of the humerus that articulates with the ulna. [Latin, system of pulleys, from Greek trokhileia; akin to trekhein, to run.] |
trochlea [ˈtrɒklɪə]
n pl -leae [-lɪˌiː]
(Life Sciences & Allied Applications / Anatomy) any bony or cartilaginous part with a grooved surface over which a bone, tendon, etc., may slide or articulate
[from Latin, from Greek trokhileia a sheaf of pulleys; related to trokhos wheel, trekhein to run]
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