1. (transitive)
   1. Tocause (aperson oranimal) torecover from afaint; to cause (a person or animal) toreturn to astate ofconsciousness.
   2. Tobring (a person or animal which isdead) back tolife.
   3. (figurative)
      1. To cause (something) to recover from a state ofdecline,neglect,oblivion, orobscurity; tomake (something)active orlively again; toreanimate, torevitalize.
      2. To cause (afeeling,state of mind, etc.) tocome back or return; toreactivate, toreawaken.
      3. Torenew (something) in one's or people'smemories orminds; tobring back (something) to (public)attention; to reawaken.
      4. To make (something which hasbecomefaded orunclear)clear orfresh again; torefresh.
      5. (chemistry,historical) Torestore (ametal (especiallymercury) or othersubstance in acompound ormixture) to itspure orunmixed state.
      6. (law, chieflyhistorical) Togivenewvalidity to (alaw orlegal instrument); toreenact, torevalidate.
      7. (originallytheater, now alsofilm,television) Toput on a newproduction of (amusical,play, or otherstageperformance; also, afilm ortelevision programme).
      8. (obsolete,rare)
         1. To bring (someone) back to a state ofhealth orvigour.
         2. (law,politics) Torerun (anelection).
2. (intransitive)
   1. To recover from a faint; to return to a state of consciousness.
   2. Of a dead person or animal: to be brought back to life.
   3. Of a person, animal, orplant: to return to a state of health or vigour, especially after almostdying.
   4. (figurative)
      1. To recover from a state of decline, neglect, oblivion, or obscurity; to become active or lively again; to reanimate, to revitalize.
      2. Of a feeling, state of mind, etc.: to come back or return; to be reactivated or reawakened.
      3. (chemistry,obsolete,rare) Of a metal (especially mercury) or other substance in a compound or mixture: to return to its pure or unmixed state.
      4. (law, chieflyhistorical,uncommon) Of a law or legal instrument: to be given new validity.
      5. (originallytheater, now alsofilm,television) Of a musical, play, or other stage performance; also, a film or television programme: to have a new production put on.

reviven

1. (obsolete)Synonym ofrevival (“anact ofreviving, or astate of being revived(in various senses)”).