check character is a noun meaning "a character that is added to the end of a block of transmitted data and used to check the accuracy of the transmission". It carries one recorded sense.
a character that is added to the end of a block of transmitted data and used to check the accuracy of the transmission
transmission
Definitions, synonyms and semantic relations for check character come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.