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 (ăn′tē-grăv′ĭ-tē, ăn′tī-)
The hypothetical effect of reducing or canceling a gravitational field.

an′ti·grav′i·ty adj.
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.


acting against the force of gravity
the concept of negating the force of gravity
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(ˌæn tiˈgræv ɪ ti, ˌæn taɪ-)

1. a hypothetical force by which a body of positive mass would repel a body of negative mass.
2. counteracting the force of gravity.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
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When they accelerated me to 6 g's (which SpaceShip2 will experience during re-entry), I had to quickly apply the anti-g straining maneuvers (clenching lower and upper body, pressured breathing) in order to keep my peripheral vision from closing in on me and to maintain consciousness.
(AFMCNS) -- Popular Science magazine recognized an Air Force Test Pilot School-tested prototype anti-G suit as one of the "Top 100" technology developments of 2000.
Unlike current anti-G suits that use pressurized air, Libelle uses liquid to protect fighter pilots as they make rapid turns and changes in flight paths, which Increases gravity forces on the body.