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launch window

noun
1.
a precise time period during which a spacecraft can be launched from a particular site in order to achieve a desired mission, as a rendezvous with another spacecraft.
Also called window.
Origin
1960-1965
1960-65
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for launch-window

launch window

noun
1.
the limited period during which a spacecraft can be launched on a particular mission
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
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11
14
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