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1. Greek Mythology A nymph, beloved of Zeus and hated by Hera. Hera changed her into a bear, and Zeus then placed her in the sky as the constellation Ursa Major.
2. One of the four brightest satellites of Jupiter. Originally sighted by Galileo, it is the third largest satellite in the solar system.
[Latin, from Greek Kallistō, perhaps from kallistos, superlative of kalos, beautiful.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
(Classical Myth & Legend) Greek myth a nymph who attracted the love of Zeus and was changed into a bear by Hera. Zeus then set her in the sky as the constellation Ursa Major
(Celestial Objects) the second largest (but faintest) of the four Galilean satellites of Jupiter, discovered in 1610 by Galileo. Approximate diameter: 4800 km; orbital radius: 1 883 000 km. See also Galilean satellite
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
1. a nymph changed into a bear by Hera as punishment for a love affair with Zeus, and then transformed into the constellation Ursa Major.
2. a large moon of the planet Jupiter.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
|Noun||1.||Callisto - the second largest of Jupiter's satellites|
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