Definitions

1. noun

A keel-shaped ridge or fold of tissue, especially in birds, such as the keel of a bird’s breastbone.

“The carina of the eagle was prominent in its chest.”

2. noun

A keel-shaped ridge or fold of bone or cartilage, especially in the respiratory system.

“The carina of the trachea led to the bronchi.”

3. noun

A keel-shaped ridge or fold of tissue or bone in other animals.

“The carina of the fish’s skull was unique to its species.”

4. proper noun

A constellation in the southern sky, named after the keel of a ship.

“The Carina constellation was visible from the southern hemisphere.”

5. noun

A keel-shaped structure, such as a keel of a boat.

“The carina of the boat was damaged in the storm.”