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See also: life-line and life line


Alternative forms[edit]


From life +‎ line.



lifeline (plural lifelines)

  1. A line to which a drowning or falling victim may cling.
  2. (by extension) A source of salvation in a crisis.
    • 2012, Melissa Rycroft, My Reality, Simon and Schuster (→ISBN)
      The girls, of course, were my lifeline during this time.
    • 2012, Aaron Dixon, My People Are Rising, Haymarket Books (→ISBN), page 64:
      Slowly I began to fill up some of the emptiness inside—writing had become my lifeline.
  3. A means or route for transporting indispensable supplies.
    • 2012, Daniel F. Harrington, Berlin on the Brink, University Press of Kentucky (→ISBN), page 9:
      Planners did not see the access routes as west Berlin's sole lifeline, which now seems instinctive to us.
  4. (engineering) System or structure of vital importance to a community.
  5. (nautical) On the deck of a boat, a line to which one can attach oneself to stay aboard on rough seas.
    Synonym: jackstay
  6. (diving) A line from the diver to a tender at the surface control point.
    Synonym: tether
  7. (palmistry) A particular crease in the palm.
    Synonym: line of life


  • Japanese: ライフライン (raifurain)


The translations below need to be checked and inserted above into the appropriate translation tables, removing any numbers. Numbers do not necessarily match those in definitions. See instructions at Wiktionary:Entry layout § Translations.

Further reading[edit]