1. a marine mammal with flippers, such as a seal, sea lion, or walrus
Usage: zoological

1. having flippers or flipper-like limbs
Usage: zoological

Examples

• The harbor seal is a common pinniped found along the Pacific coast.
• Scientists studied the diving behavior of various pinniped species.
• Walruses are the largest pinnipeds in the Arctic region.
• The aquarium’s pinniped exhibit features California sea lions.
• Pinniped mammals are well-adapted to life in the water.
• The researcher observed pinniped locomotion on land and in water.