gemmaとは 意味・読み方・使い方

名詞

gemma (plural gemmas or gemmae)

1. (biology) An asexual reproductive structure, as found in animals such as hydra (genus Hydra) and plants such as liverworts (division Marchantiophyta), consisting of a cluster of cells from which new individuals can develop; a bud.

   Synonym: (archaic) gemmule

   • 1969, Rudolf Mathias Schuster, The Hepaticae and Anthocerotae of North America East of the Hundredth Meridian, volume 1, Columbia University Press, page 527:

     I know of no other genera with such intramarginal formation of true gemmae.

   • 1990, Anthony John Edwin Smith, The Liverworts of Britain and Ireland, page 2:

     Gemmae are frequently longer than wide or of irregular shape.
     According to Degenkolbe, gemmae-bearing leaves are always different in form from normal leaves.

   • 2005, R. N. Chopra, Biology of Bryophytes, page 32:

     In Marchantia polymorpha, high temperature promotes germination of gemmae (Dacknowski, 1907), and heat absorbed by the gemmae accelerates their germination (Fitting, 1942).

派生語

アナグラム

• Megam

発音

• (Classical Latin) IPA: /ˈɡem.ma/, [ˈɡɛmːä]
• (modern Italianate Ecclesiastical) IPA: /ˈd͡ʒem.ma/, [ˈd͡ʒɛmːä]

名詞

gemma f (genitive gemmae); first declension

1. A bud or eye of a plant.
2. A gem, gemstone, jewel, precious stone.
3. A thing made of precious stones.

語形変化

First-declension noun.

派生語

• gemmārius
• gemmātus
• gemmeus
• gemmifer
• gemmō
• gemmula

派生した語

• Asturian: xema, ema
• Catalan: gemma
• Danish: gemme
• French: gemme
  • → Romanian: gemă
• → English: gemma (learned)
• → Interlingua: gemma
• Italian: gemma
• → Russian: гемма (gemma)
• Old Galician-Portuguese: gema
  • Galician: xema
  • Portuguese: gema
• Old Spanish: yema
  • Spanish: yema
    • → Cebuano: yema
    • → Tagalog: yema
• → Spanish: gema (learned)
  • → Catalan: gema (dialectal, Castilianism)
• → Proto-West Germanic: *gimmu (see there for further descendants)

参照

Further reading

• “gemma”, in Charlton T. Lewis and Charles Short (1879) A Latin Dictionary, Oxford: Clarendon Press
• “gemma”, in Charlton T. Lewis (1891) An Elementary Latin Dictionary, New York: Harper & Brothers
• "gemma", 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)
• gemma in Gaffiot, Félix (1934) Dictionnaire illustré latin-français, Hachette.
• Carl Meißner, Henry William Auden (1894) Latin Phrase-Book‎, London: Macmillan and Co.
  • the trees are budding: gemmae proveniunt
    
• “gemma”, in Harry Thurston Peck, editor (1898), Harper's Dictionary of Classical Antiquities, New York: Harper & Brothers
• “gemma”, in William Smith et al., editor (1890), A Dictionary of Greek and Roman Antiquities, London: William Wayte. G. E. Marindin