Definition of ostiole in English:

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Pronunciation: /ˈɒstɪəʊl/


(In some small algae and fungi) a small pore through which spores are discharged.
Example sentences
  • In other words, the ascocarp is closed but for an ostiole at the distal end.


Mid 19th century: from Latin ostiolum, diminutive of ostium 'opening'.

For editors and proofreaders

Line breaks: osti|ole

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