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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.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018