Mac`ren*ce*phal"ic (?), Mac`ren*ceph"a*lous (?), a. [Macro + encephalic, encephalous.]
Having a large brain.
-- macro (computer programming) [short for macroinstruction] (a) a single instruction in a program which symbolizes, and is replaced by during time of program execution, a series of instructions. (b) 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. --
© Webster 1913.