Pis"ces (?), n. pl. [L. piscis a fish.]
1. Astron. (a)
The twelfth sign of the zodiac, marked &pisces; in almanacs.
(b)
A zodiacal constellation, including the first point of Aries, which is the vernal equinoctial point; the Fish.
2. Zool.
The class of Vertebrata that includes the fishes. The principal divisions are Elasmobranchii, Ganoidei, and Teleostei.
© Webster 1913.