| a group of vertebrates comprising both cartilaginous and bony fishes and sometimes including the jawless vertebrates; not used technically | (astrology) a circular diagram representing the 12 zodiacal constellations and showing their signs |
| the twelfth sign of the zodiac; the sun is in this sign from about February 19 to March 20 | a belt-shaped region in the heavens on either side to the ecliptic; divided into 12 constellations or signs for astrological purposes |
| a large faint zodiacal constellation; between Aquarius and Aries | |
| (astrology) a person who is born while the sun is in Pisces | |