Check digit

Check digit,

Definition of Check digit:

  1. Number added to a code (such as a bar code or account number) to derive a further number as a means of verifying the accuracy or validity of the code as it is printed or transmitted. A code consisting of three digits, for example, such as 135 may include 9 (sum of 1, 3, and 5) as the last digit and be communicated as 1359.

How to use Check digit in a sentence?

  1. You can figure out a good way to use a check digit to make your codes much harder to crack.
  2. The check digit method was used to add an additional layer of customized security to our products and business services offered.
  3. The check digit would be added later, because that is how it worked, and I knew this because I had studied it before.

Meaning of Check digit & Check digit Definition