Definition of trochlea in English:

trochlea

Syllabification: troch·le·a
Pronunciation: /ˈträklēə
 
/

noun (plural trochleae /-lēˌē/)

Anatomy
  • A structure resembling or acting like a pulley, such as the groove at the lower end of the humerus forming part of the elbow joint.
    More example sentences
    • This notch articulates with the trochlea of the humerus to form the elbow joint.
    • On the lateral aspect of the calcaneus, 20 mm posterior to the peroneal trochlea, the periosteum covering an 8 x 8 mm area was peeled, and two anchors were inserted into the calcaneus at least 8 mm apart.
    • This anterior projection helps receive the trochlea of the humerus and lies in the coronoid fossa of the humerus when the elbow is flexed.

Origin

late 17th century: Latin, 'pulley'; compare with Greek trokhilia 'sheave of a pulley'.

More definitions of trochlea

Definition of trochlea in:

Get more from Oxford Dictionaries

Subscribe to remove ads and access premium resources

Word of the day maelstrom
Pronunciation: ˈmālˌsträm
noun
a powerful whirlpool in the sea