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[lee-kij] /ˈli kɪdʒ/
an act of leaking; leak.
something that leaks in or out.
the amount that leaks in or out.
Commerce. an allowance for loss by leaking.
Physics, Electricity. the loss of all or part of a useful agent, as of the electric current that flows through an insulator (leakage current) or of the magnetic flux that passes outside useful flux circuits (leakage flux)
Origin of leakage
First recorded in 1480-90; leak + -age Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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Examples from the Web for leakage
Contemporary Examples
Historical Examples
  • Vose explained that the leakage was due to the roughness of the trail.

    A Waif of the Mountains Edward S. Ellis
  • The amount of leakage is, therefore, in direct proportion to the number of fixtures.

    Rural Hygiene Henry N. Ogden
  • No article of commerce is so liable to waste and leakage as turpentine.

    Among the Pines

    James R. Gilmore
  • Every fuel hold was filled to capacity, with no leakage and no emanation.

    Masters of Space Edward Elmer Smith
  • They'd have it heavily shielded—there'll be no leakage at all.

    Masters of Space Edward Elmer Smith
  • The water in them was first served out, on account of leakage.

    Voyage of H.M.S. Pandora Edward Edwards
  • The tents are all military tents, and there is no sign of leakage.

    The War in South Africa

    Arthur Conan Doyle
  • Often the disease is in streets lighted by gas, attributed to the leakage of the gas.

    Our Common Insects Alpheus Spring Packard
British Dictionary definitions for leakage


the act or an instance of leaking
something that escapes or enters by a leak
(commerce) an allowance made for partial loss (of stock, etc) due to leaking
  1. an undesired flow of electric current, neutrons, etc
  2. (as modifier): leakage current
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for leakage

late 15c., from leak (v.) + -age.

Online Etymology Dictionary, © 2010 Douglas Harper
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