numerical control

noun Computers.
control of a machine tool, or other device used in a manufacturing process, by a computer, other control circuitry, or recorded digital commands.

Origin:
1950–55

numerically controlled, adjective
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World English Dictionary
numerical control
 
n
engineering a form of computer control applied to machine tools, by which an operation is directed from numerical data stored on tape or punched on cards

Collins English Dictionary - Complete & Unabridged 10th Edition
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Example sentences
Write instruction sheets and cutter lists for a machine's controller in order
  to guide setup and encode numerical control tapes.
Conventional and computer numerical control machining.
The information is used to verify the geometry input and simultaneously
  produces manufacturing numerical control data.
Write instruction sheets, cutter lists, and machine instruction programs to
  guide setup and encode numerical control tape.
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