noun
also com·pu·tor -üd.ə(r), -ütə-
( -s )
: one that computes: as
a. : a calculator especially designed for the solution of complex mathematical problems ; specifically : a programmable electronic device that can store, retrieve, and process data
b. : any of several devices for making rapid calculations in navigation or gunnery (as the computing of an air position or the range of fire of a gun)
c. : a person who calculates (as latitudes, longitudes, and areas) for map making from notes made by engineering survey parties