/ Dictionary / Index L Lifesaving Service: Meaning and Definition of Find definitions for: Life'saving Serv"ice Pronunciation: [key] a private organization or government agency for general marine rescue operations. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. lifesaver life science Related Content Daily Word Quiz: serendipity Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language