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[im-pinj] /ɪmˈpɪndʒ/
verb (used without object), impinged, impinging.
to make an impression; have an effect or impact (usually followed by on or upon):
to impinge upon the imagination; social pressures that impinge upon one's daily life.
to encroach; infringe (usually followed by on or upon):
to impinge on another's rights.
to strike; dash; collide (usually followed by on, upon, or against):
rays of light impinging on the eye.
verb (used with object), impinged, impinging.
Obsolete. to come into violent contact with.
Origin of impinge
1525-35; < Medieval Latin impingere to strike against, drive at, equivalent to Latin im- im-1 + -pingere, combining form of pangere to fasten, drive in, fix; see impact
Related forms
impingent, adjective
impinger, noun
impingement, noun
unimpinging, adjective
Can be confused
infringe, impinge. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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Examples from the Web for impinging
Historical Examples
  • Waves of all sizes impinge upon them, and at every collision a portion of the impinging wave is struck off.

    Six Lectures on Light John Tyndall
  • And the mood he hated and feared was impinging upon his mind.

    The U.P. Trail Zane Grey
  • But he did feel the wave of emotion that welled from her, impinging directly on his empathic sense.

    Sense of Obligation Henry Maxwell Dempsey (AKA Harry Harrison)
  • Trunnions and all impinging influences are incompatible with correctness of fire.

    Gunnery in 1858 William Greener
  • It was as though, somewhere, a piano were playing and the actual notes were impinging on his ear-drums.

    Love of Life Jack London
  • He felt the curious glances of the chosen, impinging against his back.

    The Triumph of Virginia Dale John Francis, Jr.
  • But the lights were there—not impinging on the flitter, or patrolling along its line of flight.

    Star Hunter Andre Alice Norton
  • The wet air was moveless, and yet she could feel it impinging with its cool, sharp humidity on her cheek.

    The Price of Love Arnold Bennett
  • Before them went successive wedge-shaped lines, impinging upon dull blue.

    Essays in Rebellion Henry W. Nevinson
  • I thought you were one of the fellows who went in exclusively for balanced masses and impinging planes.

    Crome Yellow Aldous Huxley
British Dictionary definitions for impinging


(intransitive; usually foll by on or upon) to encroach or infringe; trespass: to impinge on someone's time
(intransitive; usually foll by on, against, or upon) to collide (with); strike
Derived Forms
impingement, noun
impinger, noun
Word Origin
C16: from Latin impingere to drive at, dash against, from pangere to fasten, drive in
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 impinging



1530s, "fasten or fix forcibly," from Latin impingere "drive into, strike against," from assimilated form of in- "into, in, on, upon" (see in- (2)) + pangere "to fix, fasten" (see pact). Sense of "encroach, infringe" first recorded 1738. Related: Impinged; impinging.

Online Etymology Dictionary, © 2010 Douglas Harper
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