Pinnula
Pronunciation: /ˈpɪnnələ/
Pinnula (noun)
- A small leaflet that makes up a feather or a fern frond, attached to the main stem.
- A small segment on a fern leaf, connected to the central stalk and forming the whole frond.
Examples
- A pinnula forms part of a feather’s fine structure.
- The pinnula helps make the feather look soft and detailed.