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Ctrl-Alt-Del

[kuh n-trohl-awlt-di-leet]
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Computers.
  1. Also Ctrl-Alt-Delete. a combination of three keys on a PC keyboard, usually labeled Ctrl, Alt, and Delete, held down simultaneously in order to close an application that is not responding, reboot the computer, log in, etc.
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Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018