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[im-peed] /ɪmˈpid/
verb (used with object), impeded, impeding.
to retard in movement or progress by means of obstacles or hindrances; obstruct; hinder.
Origin of impede
1595-1605; < Latin impedīre to entangle, literally, to snare the feet. See im-1, pedi-1
Related forms
impeder, noun
[im-pee-duh-bil-i-tee, -ped-uh-] /ɪmˌpi dəˈbɪl ɪ ti, -ˌpɛd ə-/ (Show IPA),
impedible, adjective
impedingly, adverb
unimpeded, adjective
unimpeding, adjective
unimpedingly, adverb
slow, delay, check, stop, block, thwart. See prevent.
advance, encourage. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the Web for unimpeded
Contemporary Examples
Historical Examples
  • Balthasar alighted and entered the dwelling, unchallenged and unimpeded by the sentry who paced lazily up and down in its front.

  • Here it was narrower, there wider, but throughout its length it was free and unimpeded.

    "Wee Tim'rous Beasties" Douglas English
  • We may say that ideally the unimpeded exercise of the intellect forbids either sensation or emotion.

    The Religious Sentiment Daniel G. Brinton
  • This ice was practically all melted now, and the view across the flats was unimpeded.

    The Huntress Hulbert Footner
  • In neutral and adverse circumstances, study and foresight are the only roads to unimpeded action.

  • A fundamental condition of exercise is unimpeded respiration.

  • These too soon took their leave of him, and Macer, unimpeded and alone, turned towards his home.

    Aurelian William Ware
  • The ground was too open, the zone of fire too unimpeded, the shooting too steady.

    For Fortune and Glory Lewis Hough
British Dictionary definitions for unimpeded


not impeded; unhindered


(transitive) to restrict or retard in action, progress, etc; hinder; obstruct
Derived Forms
impeder, noun
impedingly, adverb
Word Origin
C17: from Latin impedīre to hinder, literally: shackle the feet, from pēs foot
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 unimpeded

1760, from un- (1) "not" + past participle of impede.



c.1600, back-formation from impediment, or else from Latin impedire "impede, be in the way, hinder, detain," literally "to shackle the feet" (see impediment). Related: Impeded; impedes; impeding.

Online Etymology Dictionary, © 2010 Douglas Harper
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