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

  • adv. Partially opened: left the door ajar.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adv. Slightly turned or opened.
  • adv. Being at variance or in contradiction to something.
  • adj. Slightly turned or opened.
  • v. To turn or open slightly; to become ajar or to cause to become ajar; to be or to hang ajar.
  • v. To show variance or contradiction with something; to be or cause to be askew.

from the GNU version of the Collaborative International Dictionary of English

  • adv. Slightly turned or opened.
  • adv. In a state of discord; out of harmony.

from The Century Dictionary and Cyclopedia

  • Out of harmony; jarring.
  • On the turn; neither quite open nor shut; partly opened: said of a door.

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

  • adj. slightly open


Middle English on char : on, in; see on + char, turn (from Old English cierr).
(American Heritage® Dictionary of the English Language, Fourth Edition)
From Middle English ajar, on char ("on [the] turn"), from on ("on") + char ("turn, occasion"), from Old English ċierr, cyrr ("turn"), from Old English ċierran ("to turn, convert"), equivalent to a- +‎ char. Akin to Dutch akerre, kier ("ajar"), German kehren ("to turn"). See char. (Wiktionary)



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