Hip'po-căm'pus, n.

n. [See supra.] 1. (Myth.) A fabulous monster, with the head and fore quarters of a horse attached to the tail of a dolphin or other fish. It is seen in Pompeian paintings, attached to the marine chariot of Neptune. Fairholt. 2. (Ichth.) A species of fish having a head and neck much like those of a horse, and a long prehensile tail. It swims in an erect position, and is often called sea-horse. It is the Hippocampus brevirostris. Eng. Cyc.