trochleae

trochlea

[trok-lee-uh]
noun, plural trochleae [trok-lee-ee] , trochleas. Anatomy.
a pulleylike structure or arrangement of parts.

Origin:
1685–95; < Latin: pulley block or sheave < Greek trochiléa, trochil(e)ía; akin to tróchilos sheave, runner, akin to tréchein to run

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World English Dictionary
trochlea (ˈtrɒklɪə)
 
n , pl -leae
any bony or cartilaginous part with a grooved surface over which a bone, tendon, etc, may slide or articulate
 
[C17: from Latin, from Greek trokhileia a sheaf of pulleys; related to trokhos wheel, trekhein to run]

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Medical Dictionary

trochlea troch·le·a (trŏk'lē-ə)
n. pl. troch·le·ae (-lē-ē')

  1. An anatomical structure that resembles a pulley, especially the part of the distal end of the humerus that articulates with the ulna.

  2. A fibrous loop in the eye socket near the nasal process of the frontal bone, through which the tendon of the superior oblique muscle of the eye passes.

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