a computer key that you press together with another key so that the other key does something different from what it usually does. You can also refer to this key simply as Alt.
Synonyms and related words
Keys on the computer keyboard
Alt key
arrow key
backspace
Alt key
noun countable computing
US /ˈɔlt ˌki/
Word Forms
singular
Alt key
plural
Alt keys
DEFINITIONS1
1
a computer key that you press together with another key so that the other key does something different from what it usually does. You can also refer to this key simply as Alt.