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Meaning of lifesaver

life•sav•er

Pronunciation: (līf'sā"vur), [key]
— n.
  1. a person who rescues another from danger of death, esp. from drowning.
  2. a person or thing that saves a person, as from a difficult situation or critical moment: That money was a lifesaver.
  3. a lifeguard.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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