CHECKSUM CHARACTER
Meaning of CHECKSUM CHARACTER in English
check ‧ sum char ‧ ac ‧ ter /ˈtʃeksʌm ˌkærəktə $ -tər/ BrE AmE noun [countable] technical
a ↑ check digit
Longman Dictionary of Contemporary English.
Longman - Словарь современного английского языка.
2012