Zodiac celestial coordinate system, or more specifically an ecliptic coordinate system, which takes the ecliptic as the origin of latitude and the Sun's position at vernal equinox as the origin of longitude. The English word ' derives from ', the Latinized form of the Ancient Greek "zōidiakòs kýklos" (), meaning "cycle or circle of little animals". "Zōidion" () is the diminutive of "zōion" (, "animal"). The name reflects the prominence of animals (and mythological hybrids) among the twelve signs. The zodiac was in use by the Roman era, based on concepts inherited by Hellenistic astronomy from Babylonian astronomy of the Chaldean
Jonas (name) religion, especially in Scandinavian countries and Germany. In Turkish, Arabic, Persian and the Muslim world the equivalent name is Yunus (یونس) or Younes. In North America the name found popularity among Métis and Aboriginals in the Northwest. Jonas possibly originates from the Greek word Ίωνας (Ionas), a member of the Greek tribe (Ιωνες) Iones or Ionians, who colonized western Asia. It is the Greek transliteration of "Jonah" (as in the Old Testament Book of Jonah). The Hebrew version of the name means Dove; That is because the word 'Jonas' comes from the Greek word οιωνός (pronounced: e-oh-nos), meaning sign or