- (n.) A prop or support.
- (n.) That by which a lever is sustained, or about which it turns in lifting or moving a body.
- (n.) An accessory organ such as a tendril, stipule, spine, and the like.
- (n.) The horny inferior surface of the lingua of certain insects.
- (n.) One of the small, spiniform scales found on the front edge of the dorsal and caudal fins of many ganoid fishes.
- (n.) The connective tissue supporting the framework of the retina of the eye.