Zodiacal

zo·di·ac  (zd-k)

n.

1.

a. Astronomy A band of the celestial sphere extending about 8° to either side of the ecliptic that represents the path of the principal planets, the moon, and the sun.

b. In astrology, this band divided into 12 equal parts called signs, each 30° wide, bearing the name of a constellation for which it was originally named but with which it no longer coincides owing to the precession of the equinoxes.

c. A diagram or figure representing the zodiac.

2. A complete circuit; a circle.

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[Middle English, from Old French zodiaque, from Latin zdiacus, from Greek zidiakos (kuklos), (circle) of the zodiac, from zidion, small represented figure, zodiacal sign, diminutive of zion, living being; see zoon¹.]

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zo·dia·cal (-d-kl) adj.

Thesaurus

Adj.

1.

zodiacal - relating to or included in the zodiac; "zodiacal constellations"