Definition of perithecium in English:


Line breaks: peri|the¦cium
Pronunciation: /ˌpɛrɪˈθiːsɪəm

noun (plural perithecia /-sɪə/)

  • (In some fungi) a round or flask-shaped fruiting body with a pore through which the spores are discharged.
    More example sentences
    • A spore leaving the perithecium travels nearly straight up at first.
    • All these steps take place in a specialized fruiting structure, the perithecium.
    • Features of the spores and the perithecium in which they occur suggest that this may be a fossil species of Savoryella.


mid 19th century: modern Latin, from peri- 'around' + Greek thēkē 'case'.

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