Roget's Thesaurus of English Words and Phrases by Peter Mark Roget

antagonism, polarity; clashing &c v.; collision, interference, inhibition, resistance, renitency, friction; reaction; retroaction &c (recoil) 277; counterblast†; neutralization &c (compensation) 30; vis inertiae [Lat.]; check &c (hindrance) 706. voluntary opposition &c 708, voluntary resistance &c 719; repression &c (restraint) 751. opposites, action and reaction, yang and yin, yang-yin (contrariety) 14. V. counteract; run counter, clash, cross; interfere with, conflict with; contravene; jostle; go against, run against, beat against, militate against; stultify; antagonize, block, oppose &c 708; traverse; withstand &c (resist) 719; hinder &c 706; repress &c (restrain) 751; react &c (recoil) 277. undo, neutralize; counterpoise &c (compensate) 30; overpoise†. Adj. counteracting &c v.; antagonistic, conflicting, retroactive, renitent, reactionary; contrary &c 14. Adv. although &c 30; in spite of &c 708; against. Phr. for every action there is a reaction, equal in force and opposite in direction [Newton]. CLASS II WORDS RELATING TO SPACE SECTION I. SPACE IN GENERAL