trochlea
English
editEtymology
editBorrowed from Latin trochlea (“case or sheaf containing one or more pulleys, block”).
Pronunciation
edit- (Received Pronunciation) IPA(key): /ˈtɹɒk.li.ə/
- (General American) IPA(key): /ˈtɹɑk.li.ə/
Noun
edittrochlea (plural trochleae or trochleas)
- (anatomy) A structure resembling or acting like a pulley.
- In the elbow joint, the articular surface of the lower extremity of the humerus, grasped by the trochlear notch of the ulna.
- A pulley-like cartilage through which the superior oblique muscle of the eyeball passes.
Derived terms
editTranslations
editstructure resembling a pulley
References
edit- “trochlea”, in Lexico, Dictionary.com; Oxford University Press, 2019–2022.
- “trochlea”, in Merriam-Webster Online Dictionary, Springfield, Mass.: Merriam-Webster, 1996–present.
Further reading
edit- “trochlea”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.
- “trochlea”, in The Century Dictionary […], New York, N.Y.: The Century Co., 1911, →OCLC.
- “trochlea”, in OneLook Dictionary Search.
Anagrams
editLatin
editAlternative forms
editEtymology
editContracted from Ancient Greek τροχῐλείᾱ (trokhileíā, “pulley, block-and-tackle equipment”), from τροχῐ́λος (trokhílos, “sheave in block-and-tackle equipment”) + -είᾱ (-eíā, nominal suffix).
Pronunciation
edit- (Classical Latin) IPA(key): /ˈtro.kʰle.a/, [ˈt̪rɔkʰɫ̪eä]
- (modern Italianate Ecclesiastical) IPA(key): /ˈtro.kle.a/, [ˈt̪rɔːkleä]
Noun
edittrochlea f (genitive trochleae); first declension
- mechanical contrivance for raising weights; case or sheaf containing one or more pulleys; pulley block
Inflection
editFirst-declension noun.
Case | Singular | Plural |
---|---|---|
Nominative | trochlea | trochleae |
Genitive | trochleae | trochleārum |
Dative | trochleae | trochleīs |
Accusative | trochleam | trochleās |
Ablative | trochleā | trochleīs |
Vocative | trochlea | trochleae |
Descendants
editReferences
edit- “trochlea”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
Categories:
- English terms borrowed from Latin
- English terms derived from Latin
- English 3-syllable words
- English terms with IPA pronunciation
- English lemmas
- English nouns
- English countable nouns
- English nouns with irregular plurals
- en:Anatomy
- Latin terms derived from Ancient Greek
- Latin 3-syllable words
- Latin terms with IPA pronunciation
- Latin lemmas
- Latin nouns
- Latin first declension nouns
- Latin feminine nouns in the first declension
- Latin feminine nouns
- la:Tools