Open main menu

Wiktionary β

See also: -theca

Contents

EnglishEdit

 
Strawberry anther with parallel thecae

EtymologyEdit

From New Latin, from Latin theca, from Ancient Greek θήκη (thḗkē, a case, box, receptacle), from τίθημι (títhēmi, put, set, place).

NounEdit

theca (plural thecas or thecae)

  1. (biology) Any external case or sheath.
  2. (botany) The pollen producing organ usually found in pairs and forming an anther.
  3. (medicine) The twin layers of cells surrounding the basal lamina of an ovarian follicle
  4. (microbiology, planktology) The membrane complex enveloping the cells of certain plankton including diatoms and dinoflagellates
  5. (marine biology) The calcareous wall of a corallite, the exoskeleton of a coral polyp
 
Theca (1) of a dinoflagellate

Derived termsEdit

Related termsEdit

Further readingEdit

AnagramsEdit


LatinEdit

EtymologyEdit

From Ancient Greek θήκη (thḗkē, a case, box, receptacle), from τίθημι (títhēmi, put, set, place).

PronunciationEdit

NounEdit

thēca f (genitive thēcae); first declension

  1. a case, envelope, sheath

InflectionEdit

First declension.

Case Singular Plural
nominative thēca thēcae
genitive thēcae thēcārum
dative thēcae thēcīs
accusative thēcam thēcās
ablative thēcā thēcīs
vocative thēca thēcae

DescendantsEdit

See alsoEdit

ReferencesEdit

  • 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
  • du Cange, Charles (1883), “theca”, in G. A. Louis Henschel, Pierre Carpentier, Léopold Favre, editors, Glossarium Mediæ et Infimæ Latinitatis (in Latin), Niort: L. Favre
  • theca” in Félix Gaffiot’s Dictionnaire Illustré Latin-Français, Hachette (1934)
  • theca in The Century Dictionary, The Century Co., New York, 1911