lifetime: Meaning and Definition of

life•time

Pronunciation: (līf'tīm"), [key]
— n.
  1. the time that the life of someone or something continues; the term of a life: peace within our lifetime.
  2. See
—adj.
  1. for the duration of a person's life: He has a lifetime membership in the organization.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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