1.A single computer instruction which symbolizes, and is converted at the time of program execution or by a compiler into, a series of instructions in the same computer language.
2.A keystroke (or combination of keystrokes) which symbolizes and is replaced by a series of keystrokes; a convenient feature of some advanced programs, such as word processors or database programs, which allows a user to rapidly execute any series of operations which may be performed multiple times. Such macros may typically be defined by the program user, without rewriting or recompiling the program.
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