theca
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English
[edit]![](https://upload.wikimedia.org/wikipedia/commons/4/4e/Anther01.jpg)
Etymology
[edit]From New Latin, from Latin thēca, from Ancient Greek θήκη (thḗkē, “a case, box, receptacle”), from τίθημι (títhēmi, “put, set, place”). Doublet of tay.
Pronunciation
[edit]- IPA(key): /ˈ
θ iːkə/ Audio (Southern England): (file)
Noun
[edit]theca (plural thecas or thecae)
- (biology) Any external case or sheath.
- (botany) The pollen-producing organ usually found in pairs and forming an anther.
- (medicine) The twin layers of cells surrounding the basal lamina of an ovarian follicle.
- (microbiology, planktology) The membrane complex enveloping the cells of certain plankton including diatoms and dinoflagellates.
- (marine biology) The calcareous wall of a corallite, the exoskeleton of a coral polyp.
- (Christianity) A case for the corporal cloth used in the Eucharist.
![](https://upload.wikimedia.org/wikipedia/commons/thumb/7/7e/Dinoflagellata_theca_cingulum_sulcus.svg/220px-Dinoflagellata_theca_cingulum_sulcus.svg.png)
Derived terms
[edit]Related terms
[edit]Further reading
[edit]- “theca”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.
- “theca”, in The Century Dictionary […], New York, N.Y.: The Century Co., 1911, →OCLC.
- “theca”, in OneLook Dictionary Search.
Anagrams
[edit]Kikuyu
[edit]Alternative forms
[edit]Pronunciation
[edit]Verb
[edit]theca (infinitive gũtheca)
Related terms
[edit](Nouns)
- mũthece class 3
References
[edit]- ^ Armstrong, Lilias E. (1940). The Phonetic and Tonal Structure of Kikuyu, p. 360. Rep. 1967. (Also in 2018 by Routledge).
Latin
[edit]Etymology
[edit]Borrowed from Ancient Greek θήκη (thḗkē, “a case, box, receptacle”), from τίθημι (títhēmi, “put, set, place”).
Pronunciation
[edit]- (Classical Latin) IPA(key): /ˈtʰeː.ka/, [ˈt̪ʰeːkä]
- (modern Italianate Ecclesiastical) IPA(key): /ˈte.ka/, [ˈt̪ɛːkä]
Noun
[edit]thēca f (genitive thēcae); first declension
Declension
[edit]First-declension noun.
Case | Singular | Plural |
---|---|---|
Nominative | thēca | thēcae |
Genitive | thēcae | thēcārum |
Dative | thēcae | thēcīs |
Accusative | thēcam | thēcās |
Ablative | thēcā | thēcīs |
Vocative | thēca | thēcae |
Descendants
[edit]- Balkan Romance:
- North Italian:
- Italo-Romance:
- Gallo-Romance:
- Insular Romance:
- Borrowings:
- → English: theca
- → Middle Dutch: teke
- → Old Irish: tiach
- Irish: tiach
- → French: thèque, -thèque
- → Hungarian: téka, -téka
- → Italian: teca
- → Polish: -teka
- → Old Occitan: teca
- Occitan: teca
- → Spanish: teca, tecla
- → Walloon: tîke
- → Old Welsh: tuic
- → Proto-West Germanic: *tēkā (see there for further descendants)
See also
[edit]References
[edit]- “theca”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
- “theca”, in Charlton T. Lewis (1891) An Elementary Latin Dictionary, New York: Harper & Brothers
- theca in Charles du Fresne du Cange’s Glossarium Mediæ et Infimæ Latinitatis (augmented edition with additions by D. P. Carpenterius, Adelungius and others, edited by Léopold Favre, 1883–1887)
- theca in Gaffiot, Félix (1934) Dictionnaire illustré latin-français, Hachette.
- “theca”, in The Century Dictionary […], New York, N.Y.: The Century Co., 1911, →OCLC.
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