escape velocity(redirected from Third cosmic velocity)
Also found in: Thesaurus, Encyclopedia.
Related to Third cosmic velocity: Second cosmic velocity
The minimum velocity required to escape the space gravitationally dominated by the Earth or another celestial object without further propulsion.
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.
(General Physics) the minimum velocity that a body must have in order to escape from the gravitational field of the earth or other celestial body
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
the minimum speed that an object at a given distance from a celestial body must have so that it will escape from orbit around the body.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
The velocity that a body, such as a rocket, must achieve to overcome the gravitational pull of the Earth or another celestial body.
The American Heritage® Student Science Dictionary, Second Edition. Copyright © 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.