Link Centre Dictionary

groundspeed

grounds·peed

uncommon

noun

1.

the speed of an aircraft relative to the ground

Origin

From ground + speed.

Related words

Broader terms

WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.