Synonym: atavism, backsliding, lapse, lapsing, regress, regression, relapse, relapsing, retrogression, retroversion, reversal, reverse, reverting, throwback, turnabout, turnaround. Similar words: reversible, irreversible, version, aversion, inversion, subversion, perversion, diversion. Meaning: [rɪ'vɜrʒn /-vɜːʃn] 
n. 1. (law) an interest in an estate that reverts to the grantor (or his heirs) at the end of some period (e.g., the death of the grantee) 2. a return to a normal phenotype (usually resulting from a second mutation) 3. a reappearance of an earlier characteristic 4. turning in the opposite direction 5. returning to a former state 6. a failure to maintain a higher state.
n. 1. (law) an interest in an estate that reverts to the grantor (or his heirs) at the end of some period (e.g., the death of the grantee) 2. a return to a normal phenotype (usually resulting from a second mutation) 3. a reappearance of an earlier characteristic 4. turning in the opposite direction 5. returning to a former state 6. a failure to maintain a higher state. 
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61, It's a complete reversion to primitive superstition. They are confusing cause and effect.
62, The reversion rule designates a remainder in the heirs of the grantor or testator.
63, The distance or angle from action position to reversion position.
64, Conclusion Tetrandrine, tetramethylpyrazine and amygdalin may play important roles in prevention and reversion of renal interstitial fibrosis.
65, This rare event is probably a case of reversion to the longlost, abriginal instinct of nidification.
66, Perspective reversion can be considered as the theoretical foundation of photo rectification.
More similar words: reversible, irreversible, version, aversion, inversion, subversion, perversion, diversion, conversion, retroversion, reconversion, aversion therapy, temperature inversion, ever since, revers, reverse, reversal, aspersion, dispersion, reverberation, diversification, revere, for ever, revert, aversive, reverie, revered, perversity, subversive, oversight.