Lifeline Definition

līflīn
lifelines
noun
lifelines
A rope or line for saving life, as one thrown to a person in the water.
Webster's New World
A line shot to a ship in distress.
American Heritage
Any rope strung along or above a vessel's weather deck to provide a handhold as in rough weather.
Webster's New World
The rope by means of which a diver is raised and lowered, used by the diver for signaling.
Webster's New World
A line in the palm of the hand, curving about the base of the thumb, that reveals facts about a person's life.
Webster's New World
Synonyms:

Other Word Forms of Lifeline

Noun

Singular:
lifeline
Plural:
lifelines

Origin of Lifeline

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lifeline