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ground cover
ground crew
ground-effect machine
ground elder
ground fish
ground floor
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ground forces
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Also available:
World English Dictionary
Dictionnaire Français
ground speed
ground speed
(
plural
ground speeds
)
noun
Definition:
aircraft's speed relative to ground:
the speed of a flying aircraft measured in relation to the ground it is traveling over and used for calculating flight times
Encarta® World English Dictionary [North American Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
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