ascomycete
Concise Oxford English Dictionary © 2008 Oxford University Press:
ascomycete /ˌaskəˈmʌɪsiːt/
▶noun (pl. ascomycetes /-ˈmʌɪsiːts, -mʌɪˈsiːtiːz/) Botany a fungus of a large group whose spores develop within asci (sacs) and which includes most moulds, mildews, and yeasts, the fungal component of most lichens, and the morels and truffles.
– origin C19: from mod. L. Ascomycetes (former class name), from Gk askos ‘sac’ + mukētes ‘fungi’.
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