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Definition of "keyhole" []

  • The hole in a lock into which a key fits. (noun)
  • Basketball The key. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Use "keyhole" in a sentence
  • "Now, those satellites could possibly be taking a wide -- more wide angle view of the area, or it could be a KH-11, what they call a keyhole satellite, and that takes a very detailed view -- more than commercial satellites can give you now."
  • "To seek shelter we decide to go potholing, Irish for spelunking, at the nearby Aillwee Cave, what they call a keyhole cave for the shape of its entrance, and the feeling you get of spying on another world."
  • ""On the other hand, if it goes through what we call a keyhole during that close Earth approach … then it will indeed be perturbed just right so that it will come back and smack Earth on April 13, 2036," Yeomans said."