recovery, retrieval - the act of regaining or saving something lost (or in danger of becoming lost)

lifesaving - saving the lives of drowning persons; "he took a course in lifesaving"

redemption, salvation - (Christianity) the act of delivering from sin or saving from evil

reclamation, reformation - rescuing from error and returning to a rightful course; "the reclamation of delinquent children"

salvage - the act of rescuing a ship or its crew or its cargo from a shipwreck or a fire

salvage - the act of saving goods or property that were in danger of damage or destruction

salvation - saving someone or something from harm of from an unpleasant situation; "the salvation of his party was the president's major concern"

search and rescue mission - a rescue mission to search for survivors and to rescue them