noun
- a small opening or pore, especially in plant or fungal structures
Usage: botanical; mycological
Examples
- The fungal fruiting body releases spores through its ostiole.
- Each ostiole in the fig allows wasps to enter for pollination.
- The botanist examined the ostioles under a microscope.
- Spores are discharged from the ostiole when mature.
- The ostiole serves as an exit point for reproductive cells.
- Scientists measured the diameter of each ostiole in the specimen.