trochlea

[trok-lee-uh]

troch·le·a

[trok-lee-uh]
noun, plural troch·le·ae [-lee-ee] , troch·le·as. 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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Trochlea is always a great word to know.
So is larynx. Does it mean:
a muscular and cartilaginous structure lined with mucous membrane at the upper part of the trachea in humans, where the vocal cords are located
the transparent anterior part of the external coat of the eye covering the iris and the pupil and continuous with the sclera
Collins
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]

Collins English Dictionary - Complete & Unabridged 10th Edition
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American Heritage
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.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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