You searched for: “pinnule
pinnule
1. One of the slender, flexible, lateral projections on the arms of certain echinoderms (sea urchins and starfish) in the class Crinoidea (sea lilies and feather stars).
2. A secondary leaflet of a bipinnate or of a pinnately compound leaf.
This entry is located in the following unit: pinni-, pin- (page 2)