1. an imaginary belt in the heavens divided into twelve sections, each named after a constellation, used in astrology to predict personality traits and future events
2. the twelve astrological signs collectively (Aries, Taurus, Gemini, etc.)
3. the band of constellations through which the sun, moon, and planets appear to move as seen from Earth
Usage: astronomy

Examples

• She reads her zodiac sign every morning in the newspaper.
• What’s your zodiac sign?
• The zodiac is divided into twelve equal parts.
• Many people believe the zodiac influences personality.
• The ancient Greeks developed the zodiac system we use today.
• Astronomers study the constellations of the zodiac.
• The zodiac wheel shows all twelve astrological signs.