Definition of ascomycete in English:


Pronunciation /ˌaskōˈmīsēt/ /ˌæskoʊˈmaɪsit/


  • A fungus whose spores develop within asci. The ascomycetes include most molds, mildews, and yeasts, the fungal component of most lichens, and a few large forms such as morels and truffles.

    Compare with basidiomycete

    Phylum Ascomycota (formerly subdivision Ascomycotina), class Ascomycetes

    ‘Many ascomycete spores are reported to be allergenic.’
    • ‘Interestingly, active members of the pogo family are widely dispersed in ascomycetes, whereas no transposing elements have been found in other organisms.’
    • ‘Most ascomycetes have only two different mating types, as opposed to certain other fungi, in which many more mating types exist.’
    • ‘The other groups of ascomycetes are special cases.’
    • ‘These ascomycetes are dispersed by wind and rain and invade and kill beech bark only after the scale has successfully become established.’


Mid 19th century from modern Latin Ascomycetes (former class name), from Greek askos ‘sac’ + mukētes ‘fungi’.