Definition of basidium in English:

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Pronunciation: /bəˈsɪdɪəm/

noun (plural basidia /bəˈsɪdɪə/)

A microscopic club-shaped spore-bearing structure produced by certain fungi.
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.


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

For editors and proofreaders

Line breaks: ba¦sid|ium

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