undo

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See also: undō

English[edit]

Etymology 1[edit]

un- +‎ do

Pronunciation[edit]

Verb[edit]

undo (third-person singular simple present undoes, present participle undoing, simple past undid, past participle undone)

  1. To reverse the effects of an action. ant. syn.
    Fortunately, we can undo most of the damage to the system by the war.
    • 2011 October 15, Michael Da Silva, “Wigan 1 - 3 Bolton”, BBC Sport:
      But Wigan undid their good work by conceding an avoidable second goal deep into first-half injury time.
  2. To unfasten. ant. syn.
    Could you undo my buckle for me?
  3. (figuratively) to be heading for or to cause a downfall

Synonyms[edit]

Antonyms[edit]

Translations[edit]

Etymology 2[edit]

Adjective[edit]

undo

  1. Misspelling of undue.

External links[edit]

References[edit]

  1. ^ “undo” in OED Online, Oxford University Press, 1989.

Anagrams[edit]


Latin[edit]

Etymology[edit]

From unda (a wave)

Pronunciation[edit]

Verb[edit]

present active undō, present infinitive undāre, perfect active undāvī, supine undātum

  1. I rise in waves.
  2. I overflow with, abound in.
  3. I wave, undulate.

Inflection[edit]

Derived terms[edit]

Descendants[edit]

References[edit]

  • undo in Charlton T. Lewis & Charles Short, A Latin Dictionary, Oxford: Clarendon Press, 1879
  • redound in The Century Dictionary, The Century Co., New York, 1911