Dictionary definition for: Pisces
1. (n) the twelfth sign of the zodiac; the sun is in this sign from about February 19 to March 20
2. (n) (astrology) a person who is born while the sun is in Pisces
3. (n) a large faint zodiacal constellation; between Aquarius and Aries
4. (n) a group of vertebrates comprising both cartilaginous and bony fishes and sometimes including the jawless vertebrates; not used technically
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