trochlea
Hello, you have come here looking for the meaning of the word trochlea. In DICTIOUS you will not only get to know all the dictionary meanings for the word trochlea, but we will also tell you about its etymology, its characteristics and you will know how to say trochlea in singular and plural. Everything you need to know about the word trochlea you have here. The definition of the word trochlea will help you to be more precise and correct when speaking or writing your texts. Knowing the definition oftrochlea, as well as those of other words, enriches your vocabulary and provides you with more and better linguistic resources.
English
Etymology
Borrowed from Latin trochlea (“case or sheaf containing one or more pulleys, block”).
Pronunciation
- (Received Pronunciation) IPA(key): /ˈtɹɒk.li.ə/
- (General American) IPA(key): /ˈtɹɑk.li.ə/
Noun
trochlea (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
Translations
structure resembling a pulley
References
- “trochlea”, in Lexico, Dictionary.com; Oxford University Press, 2019–2022.
- “trochlea”, in Merriam-Webster Online Dictionary, Springfield, Mass.: Merriam-Webster, 1996–present.
Further reading
- “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
Latin
Alternative forms
Etymology
Contracted from Ancient Greek τροχῐλείᾱ (trokhileíā, “pulley, block-and-tackle equipment”), from τροχῐ́λος (trokhílos, “sheave in block-and-tackle equipment”) + -είᾱ (-eíā, nominal suffix).
Pronunciation
- (Classical Latin) IPA(key): /ˈtro.kʰle.a/,
- (modern Italianate Ecclesiastical) IPA(key): /ˈtro.kle.a/,
Noun
trochlea f (genitive trochleae); first declension
- mechanical contrivance for raising weights; case or sheaf containing one or more pulleys; pulley block
Inflection
First-declension noun.
| Case | Singular | Plural |
|---|---|---|
| Nominative | trochlea | trochleae |
| Genitive | trochleae | trochleārum |
| Dative | trochleae | trochleīs |
| Accusative | trochleam | trochleās |
| Ablative | trochleā | trochleīs |
| Vocative | trochlea | trochleae |
Descendants
References
- “trochlea”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press