Hippocampus \Hip`po*cam"pus\, n. [L., the sea horse, Gr. ? a
hippocampus (in senses 1 and 2); "i`ppos horse + ? to bend.]
1. (Class. Myth.) A fabulous monster, with the head and fore
quarters of a horse joined to the tail of a dolphin or
other fish ({Hippocampus brevirostris}), -- seen in
Pompeian paintings, attached to the chariot of Neptune.
--Fairholt.