parity check

noun Computers.

a method for detecting errors in data communications or within a computer system by counting the number of ones or zeros per byte or per word, including a special check bit (parity bit), to see if the value is even or odd.

Nearby words

  1. parisienne,
  2. parison,
  3. parisonic,
  4. parisyllabic,
  5. parity,
  6. parity conjugation,
  7. parity price,
  8. park,
  9. park and ride,
  10. park avenue

Origin of parity check

First recorded in 1945–50

Also called odd-even check, redundant check. Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for parity check

parity check


a check made of computer data to ensure that the total number of bits of value 1 (or 0) in each unit of information remains odd or even after transfer between a peripheral device and the memory or vice versa
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