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Alt key

American  
[awlt] / ɔlt /

noun

Computers.
  1. either of two keys on a PC keyboard that is held down while pressing another key, as to perform a specific operation or type a special character.


Etymology

Origin of Alt key

First recorded in 1980–85

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The US International Keyboard gives you two ways to add a special character: Use the right-hand Alt key in combination with the appropriate letter to get one of the more common combinations.

From The Verge

He warned them that the system had a glitch and that hitting the Alt key would trigger a crash.

From Science Magazine

The experimenter then accused the students of hitting the Alt key.

From Science Magazine

If you’re a writer, you already know how difficult it is to remember the alt key codes for the em dash, so this will certainly simplify things.

From The Verge

To reveal the keyboard shortcuts for a ribbon, just press the Alt key.

From The Guardian