oppose or cancel out the force of gravity”). <span class="searchmatch">countergrav</span> Jesse Sheidlower, editor (2001–2025), “<span class="searchmatch">countergravity</span>, n.”, in Historical Dictionary of Science...
<span class="searchmatch">countergrav</span> (uncountable) (science fiction, rare) Clipping of <span class="searchmatch">countergravity</span>. Jesse Sheidlower, editor (2001–2025), “<span class="searchmatch">countergrav</span>, n.”, in Historical Dictionary...
counter-gravity (uncountable) Alternative form of <span class="searchmatch">countergravity</span>....
anti-gravity lean API gravity bigravity center of gravity contragravity <span class="searchmatch">countergravity</span> electrogravity gravital gravitation gravitic gravitics gravitied graviton...