ostioleDict.lkDict.lk - Sinhala to English DictionaryMeaning ostiole Tweet Sinhala Dictionary definitions for ostioleostiole 🔊ostiole : ද්වාරිකාවostiole definitionNoun. The exterior opening of a stomate. See Stomate.Any small orifice.Lern More AboutWiki Definition: ostioleGoogle Search result: GoogleWiki Article: Wikipedia Tweet