from The American Heritage® Dictionary of the English Language, 4th Edition

  • transitive v. To refuse to pay attention to; disregard.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • v. To deliberately pay no attention to.
  • v. Fail to notice.

from the GNU version of the Collaborative International Dictionary of English

  • transitive v. To be ignorant of or not acquainted with.
  • transitive v. To throw out or reject as false or ungrounded; -- said of a bill rejected by a grand jury for lack of evidence. See Ignoramus.
  • transitive v. Hence: To refuse to take notice of; to shut the eyes to; not to recognize; to disregard willfully and causelessly

from The Century Dictionary and Cyclopedia

  • Not to know; be ignorant of.
  • To pass over or by without notice; treat as if not known; shut the eyes to; leave out of account; disregard: as, to ignore facts.
  • In law, to throw out as being unsupported by evidence. See ignoramus, 1.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • v. fail to notice
  • v. bar from attention or consideration
  • v. refuse to acknowledge
  • v. give little or no attention to
  • v. be ignorant of or in the dark about


French ignorer, from Old French, from Latin ignōrāre; see gnō- in Indo-European roots.
(American Heritage® Dictionary of the English Language, Fourth Edition)
From French ignorer, from Latin ignorare ("to have no knowledge of, mistake, take no notice of, ignore"), from ignarus ("not knowing"), from in + gnarus ("knowing"), from *gnoscere, noscere; see know. (Wiktionary)



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