Definition of gemma in English:

gemma

Line breaks: gemma
Pronunciation: /ˈdʒɛmə
 
/

noun (plural gemmae /-miː/)

Biology
  • 1A small cellular body or bud that can separate to form a new organism.
    More example sentences
    • In addition to leaves, moss stems may bear structures for aesexual reproduction - gemmae or bulbils.
    • Leiocoryphe gemma may be a paedomorphic species derived from some Upper Cambrian trilobite with an effaced cephalon.
    • The surface of the outer perine is formed of a nearly homogenous layer giving rise to dimpled elements that are not clearly discrete (e.g., not gemmae or clavae).
  • 1.1 another term for chlamydospore.

Origin

late 18th century (denoting a leaf bud): from Latin, literally 'bud, jewel'.

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