cartilaginous
/ˌkɑːtɪˈladʒɪnəs
/adjective
1 Anatomy Made of cartilage.It is formed by cartilaginous, bony and connective tissue structures....
- The human larynx is composed of cartilaginous tissue that early in adulthood progressively undergoes ossification.
- There are three types of joints, fibrous, cartilaginous, and synovial.
1.1 Zoology (Of a vertebrate animal) having a skeleton of cartilage.Since sturgeons and paddlefish have lost many traits of most bony fish - they lack scales and have a cartilaginous skeleton - their fossil records are very sparse....
- The freshwater sawfish, a ray, is related to stingrays, skates, sharks, and other fishes with cartilaginous skeletons.
- This property (among others) allows the tail to be light and flexible, yet stiff enough to generate thrust in the absence of a bony or cartilaginous skeleton.
Origin
Late Middle English: from Old French, or from Latin cartilaginosus, from cartilago, cartilagin- 'cartilage'.