Definition of basidium in English:

basidium

Syllabification: ba·sid·i·um
Pronunciation: /bəˈsidēəm
 
/

noun (plural basidia /-ˈsidēə/)

A microscopic, club-shaped spore-bearing structure produced by certain fungi.
More example sentences
  • Under continuous light, the maturation starts but stops halfway: meiosis in the basidia is arrested at prophase I, the stipe elongates only slightly, and the pileus does not expand.
  • Most importantly, monokaryotic hyphae can produce basidia and spores that are indistinguishable from sexually produced spores, except that they are all the same mating type.
  • After a few more days of incubation, the ends of some mycelia may enlarge and form basidia within which nuclear fusion and meiosis may occur.

Origin

mid 19th century: modern Latin, from Greek basidion, diminutive of basis (see basis).

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