We don't have any synonyms for ostiole yet.
Think ostiole belongs in the thesaurus? Recommend it and we'll take a look.
Definition of ostiole:
(n) :
(mycology) A small hole or opening through which certain fungi release their mature spores.
(n) :
(botany) A similar hole or opening in plants, such as the opening of the involuted fig inflorescence through which fig wasps enter to pollinate and breed.