‖n. [ L., a field. ] 1. The principal grounds of a college or school, between the buildings or within the main inclosure; as, the college campus. [ 1913 Webster ]

2. a college or university. [ PJC ]

3. a division of a university with its own buildings and a separate faculty, especially one separated geographically from other divisiona, but sharing top administration with other units of the university; as, the Newark campus of Rutgers. [ PJC ]

4. higher education considered as a whole; as, the financial effects of research cutbacks on the campus. [ PJC ]

5. a business site with pleasant landscaping; as, the Squibb research campus at Princeton. [ PJC ]

n. [ L., the sea horse, Gr. &unr_; a hippocampus (in senses 1 and 2); "i`ppos horse + &unr_; 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. [1913 Webster]

2. (Zool.) A genus of lophobranch fishes of several species in which the head and neck have some resemblance to those of a horse; -- called also sea horse. [1913 Webster]

☞ They swim slowly, in an erect position, and often cling to seaweeds by means of the incurved prehensile tail. The male has a ventral pouch, in which it carries the eggs till hatched. [1913 Webster]

3. (Zool.) A name applied to either of two ridges of white matter in each lateral ventricle of the brain. The larger is called hippocampus major or simply hippocampus. The smaller, hippocampus minor, is called also ergot and calcar. [1913 Webster]