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lifesaver

[lahyf-sey-ver]
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noun
  1. a person who rescues another from danger of death, especially 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. Chiefly British. a lifeguard.

Origin of lifesaver

First recorded in 1880–85; life + saver
Related formslife·sav·ing, adjective, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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