operculum
Appearance
English
[edit]Etymology
[edit]Borrowed from Latin operculum.
Pronunciation
[edit]Noun
[edit]operculum (plural opercula)
- (zoology) A covering flap in animals, such as a gill cover.
- 2017 January 18, Susannah Lydon, The Guardian[1]:
- Hyoliths […] have a small, conical calcium carbonate shell, with a lid called an operculum.
- (botany) The lidlike portion of a moss sporangium or of a fruit that detaches to allow the dispersal of spores or seeds.
- (dentistry) A gum flap covering (part of) a partially erupted tooth, usually a wisdom tooth.
- A structure which serves as a cover or lid.
- 1900 December – 1901 August, H[erbert] G[eorge] Wells, chapter IX, in The First Men in the Moon, London: George Newnes, […], published 1901, →OCLC, page 95:
- I lifted the circular operculum from its place and laid it carefully on the bale.
- (anatomy) One of several flaps of cerebral cortex covering the insula. (clarification of this definition is needed)
Derived terms
[edit]Related terms
[edit]Translations
[edit](zoology) covering flap in animals
|
structure which serves as a cover or lid
Latin
[edit]Etymology
[edit]From operiō (“I close”) + -culum.
Pronunciation
[edit]- (Classical Latin) IPA(key): /oˈper.ku.lum/, [ɔˈpɛrkʊɫ̪ʊ̃ˑ]
- (modern Italianate Ecclesiastical) IPA(key): /oˈper.ku.lum/, [oˈpɛrkulum]
Noun
[edit]operculum n (genitive operculī); second declension
Declension
[edit]Second-declension noun (neuter).
singular | plural | |
---|---|---|
nominative | operculum | opercula |
genitive | operculī | operculōrum |
dative | operculō | operculīs |
accusative | operculum | opercula |
ablative | operculō | operculīs |
vocative | operculum | opercula |
Descendants
[edit]- → English: opercle, operculum
- → French: opercule
- → Italian: opercolo
- → Portuguese: opérculo
- → Spanish: opérculo
References
[edit]- “operculum”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
- “operculum”, in Charlton T. Lewis (1891) An Elementary Latin Dictionary, New York: Harper & Brothers
- operculum in Gaffiot, Félix (1934) Dictionnaire illustré latin-français, Hachette.
- “operculum”, in Harry Thurston Peck, editor (1898), Harper's Dictionary of Classical Antiquities, New York: Harper & Brothers
Categories:
- English terms borrowed from Latin
- English terms derived from Latin
- English 4-syllable words
- English terms with IPA pronunciation
- English lemmas
- English nouns
- English countable nouns
- English nouns with irregular plurals
- en:Zoology
- English terms with quotations
- en:Botany
- en:Dentistry
- en:Anatomy
- en:Plant anatomy
- Latin terms suffixed with -culum
- Latin 4-syllable words
- Latin terms with IPA pronunciation
- Latin lemmas
- Latin nouns
- Latin second declension nouns
- Latin neuter nouns in the second declension
- Latin neuter nouns