binary code

noun Computers.

a system of representing letters, numbers, or other characters, using binary notation.

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British Dictionary definitions for binary code

binary code

noun

computing the representation of each one of a set of numbers, letters, etc, as a unique sequence of bits, as in ASCII

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012