Meanings
nountrochlear notch (plural trochlear notches)
plural trochlear notches
- anatomyA deep depression in the proximal end of the ulna by which the ulna articulates with the trochlea of the humerus at the elbow.
Synonyms: semilunar notch, sigmoid notch
Synonyms & antonyms
nounA deep depression in the proximal end of the ulna by which the ulna articulates with the trochlea of the humerus at the elbow.
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APA
trochlear notch. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/trochlear%20notch
MLA
“trochlear notch.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/trochlear%20notch. Accessed November 4, 2026.
Chicago
WatkinsX Dictionary, s.v. “trochlear notch,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/trochlear%20notch.
Source: trochlear notch on Wiktionary, CC BY-SA 4.0.