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check digit Last modified: Monday, February 03, 2003
The last number in a UPC that is used to verify the accuracy of the code. See Webopedia’s definition of UPC for how check digits are calculated.
The Uniform Code Council Home Page Information on the organization, how to acquire UPCs, industry news, and an extensive glossary of e-commerce terms.	Related Categories Business Tools Electronic Commerce Related Terms bar code UPC Shopping check digit Products Compare Products,Prices and Stores Shop by Category: Tools and Accessories 19 Store Offers Office Supplies 18 Store Offers Cartridges and Toners 1 Store Offers