Also Kal·lis·to .Classical Mythology. a nymph attendant on Artemis, punished for a love affair with Zeus by being changed into a bear and then transformed into stars as the constellation Ursa Major.
Astronomy. a large natural satellite of the planet Jupiter.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use Callisto in a sentence
As its larger sister moons—Io, Ganymede and Callisto—pass by in their orbits, their gravity causes Europa to flex slightly, generating interior heat that prevents the water from freezing.The Hunt for Life on Jupiter's Moon Europa Just Got a Little Easier | Jeffrey Kluger | April 21, 2022 | Time
Still, Callisto’s chances of hosting life are not as favorable as other worlds, namely because it’s still pretty damn cold.The best places to find extraterrestrial life in our solar system, ranked | Neel V. Patel | June 16, 2021 | MIT Technology Review
Suppose a bearer of the Medal of Honor formed a stock corporation to exploit the pitchblende of Callisto.Medal of Honor | Dallas McCord Reynolds
She was delighted to see him, and said she would love to christen the Callisto or do anything else that he wished.
Just then a quiver shook the Callisto, and glancing to the right they noticed one of the volcanoes in violent eruption.
Slowly the Callisto left her resting-place as a Galatea might her pedestal, only, instead of coming down, she rose still higher.
The Callisto was still going straight up, with a speed already as great as a cannon ball's, and was almost out of sight.
British Dictionary definitions for Callisto (1 of 2)
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
British Dictionary definitions for Callisto (2 of 2)
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 & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Scientific definitions for Callisto
One of the four brightest satellites of Jupiter and the eighth in distance from the planet. Originally sighted by Galileo, it is the largest planetary satellite.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.