Calyptraとは 意味・読み方・使い方

名詞

calyptra (plural calyptras or calyptrae)

1. (botany) In bryophytes, a thin hood of tissue that forms from the archegonium and covers the developing sporophyte and is shed as it ripens.
   • 1992, Rudolf M[athias] Schuster, The Hepaticae and Anthocerotae of North America: East of the Hundredth Meridian, volume V, Chicago, Ill.: Field Museum of Natural History, →ISBN, page 4:

     (b) sporophyte with foot reduced, the entire sporophyte enveloped by the calyptra, which is ± stipitate at the base.

2. (botany) any cap-like covering of a flower or fruit, such as the operculum over the unopened buds of Eucalyptus flowers
3. (botany) Any of various coverings at the tips of structures, in the terminology of various authors; for example rootcaps and the apical cells of trichomes.
4. (entomology) In flies such as the housefly, Musca, in the taxonomic order Diptera, zoological section Schizophora, subsection Calyptrata, the calyptra is a membranous rearward extension of the forewing; it covers the haltere.

派生語

参照

発音

• (Classical Latin) IPA: /kaˈlyp.tra/, [käˈlʲʏpt̪rä]
• (modern Italianate Ecclesiastical) IPA: /kaˈlip.tra/, [käˈlipt̪rä]

名詞

calyptra f (genitive calyptrae); first declension

1. A kind of veil used by women

語形変化

First-declension noun.

参照

• “calyptra”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
• calyptra in Gaffiot, Félix (1934) Dictionnaire illustré latin-français, Hachette.