/ ˈzəʊdiæk; NAmE ˈzoʊ-/ noun
1.
the zodiac [ sing. ] the imaginary area in the sky in which the sun, moon and planets appear to lie, and which has been divided into twelve equal parts each with a special name and symbol :
the signs of the zodiac
2.
[ C ] a diagram of these twelve parts, and signs that some people believe can be used to predict how the planets will influence our lives
► zo·di·ac·al / zəʊˈdaɪəkl; NAmE zoʊ-/ adjective
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WORD ORIGIN
late Middle English : from Old French zodiaque , via Latin from Greek zōidiakos , from zōidion sculptured animal figure, diminutive of zōion animal.