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
Ella (name) Ella (name) In Greek mythology, Ella (Greek: Ἕλλα) was the daughter of Athamas and Nephele. The name may be a cognate with Hellas (Greek: Ἑλλάς), the Greek name for Greece, which said to have been originally the name of the region round Dodona. Another source indicates the name is a Norman version of the Germanic short name "Alia", which was short for a variety of German names with the element "ali"-, meaning "other." It is also a common short name for names starting with "El"-, such as Eleanor, Elizabeth, Elle, Ellen, Ellie, or Eloise. The Hebrew word Ella (אלה) has