In computer programming, a new command created by combining a number of existing ones. For example, a word-processing macro might create a letterhead or fax cover sheet, inserting words, fonts, and logos with a single keystroke or mouse click. Macros are also useful to automate repetitive tasks for example, users can write a macro to search a list of data in a spreadsheet and to delete duplicate items.
macro key on the keyboard combines the effects of pressing several individual keys.
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