Pisces

Part of speech: noun (n.)

1. The twelfth sign of the zodiac, marked pisces in almanacs.

2. A zodiacal constellation, including the first point of Aries, which is the vernal equinoctial point; the Fish.

3. The class of Vertebrata that includes the fishes. The principal divisions are Elasmobranchii, Ganoidei, and Teleostei.