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Alternative forms[edit]


Learned borrowing from Latin praeclūdere.


  • (US, UK) IPA(key): /pɹɪˈkluːd/, /pɹiːˈkluːd/
  • (file)
  • Rhymes: -uːd


preclude (third-person singular simple present precludes, present participle precluding, simple past and past participle precluded)

  1. (transitive) Remove the possibility of; rule out; prevent or exclude; to make impossible.
    It has been raining for days, but that doesn’t preclude the possibility that the skies will clear by this afternoon!
    • 1837, L[etitia] E[lizabeth] L[andon], “The Influence of an Invitation”, in Ethel Churchill: Or, The Two Brides. [], volume III, London: Henry Colburn, [], →OCLC, page 15:
      "Now, own the truth,—are you not very sorry that my having been in the opposition precludes your going to the most brilliant fête of the season?"
    • 1946 September and October, “Notes and News: Locomotive Whistle Gift”, in Railway Magazine, page 322:
      A chime whistle, presented to the L.M.S.R. by American model railway enthusiasts in 1939, is installed now as a works hooter at Crewe Works, as its height precludes its use on a British locomotive.
    • 1962 October, G. Freeman Allen, “The New Look in Scotland's Northern Division—II”, in Modern Railways, page 271:
      This is of unusual importance at Perth, compared with other modern yards, because the restricted scope for layout development precluded provision of a separate track as a head shunt at the southern end of the yard site. When such a facility is required, the main line has to be employed.
    • 2013 August 9, Douglas Main, “Israel Outlaws Water Fluoridation”, in livescience[1], retrieved 2013-09-30:
      Israel's decision to ban fluoridation follows a vote to preclude the practice in Portland, Ore., and Wichita, Kan. It was also recently overturned in Hamilton, the fourth most populous city in New Zealand.
    • 2020 June 17, David Clough, “Then and now: trains through Crewe”, in Rail, page 61:
      All the overnight trains were composed of Mk 1 vehicles that had vacuum brakes. This precluded the use of new Class 87s, which only had train air braking equipment, [...].

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  • IPA(key): /preˈ
  • Rhymes: -ude
  • Hyphenation: pre‧clù‧de



  1. third-person singular present indicative of precludere