[ lahyf-lahyn ]
/ ˈlaɪfˌlaɪn /


Origin of lifeline

First recorded in 1690–1700; life + line1

Example sentences from the Web for lifeline

British Dictionary definitions for lifeline

/ (ˈlaɪfˌlaɪn) /


a line thrown or fired aboard a vessel for hauling in a hawser for a breeches buoy
any rope or line attached to a vessel or trailed from it for the safety of passengers, crew, swimmers, etc
a line by which a deep-sea diver is raised or lowered
a vital line of access or communication