antigravity
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an·ti·grav·i·ty
(ăn'tē-grăv'ĭ-tē, ăn'tī-) 
n.
The hypothetical effect of reducing or canceling a gravitational field.
antigravity an'ti·grav'i·ty adj.
n.
The hypothetical effect of reducing or canceling a gravitational field.
antigravity an'ti·grav'i·ty adj.
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categories related to 'antigravity'
- Cosmology - antigravity: hypothetical force by which one body would repel another; opposite of gravity, never detected experimentally
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American Heritage Dictionary
The American Heritage® Dictionary of the English Language, Fourth Edition Copyright © 2007, 2000 by Houghton Mifflin Company. Updated in 2009. Published by Houghton Mifflin Company. All rights reserved.
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