zodiac
zo-di-ac · noun
Definitions
noun
- 1.
[astronomy]A belt of the heavens within about 8° of the ecliptic, including the apparent positions of the sun, moon, and planets.
- 2.
[astrology]A circle of twelve divisions (signs) used for horoscopes.
Forms
plural: zodiacs
Related words
Etymology
From Greek zoidiakos (kuklos), "circle of little animals," from zoidion ("small animal"), diminutive of zoion ("animal"). Named for the animal figures representing many of the signs.