Electoral means to do with elections and voting. The electoral register.
The electoral register is the list of who may vote and is also used for credit checks. An electoral system decides results as much as the votes do, which is why boundaries are fought over.
1adjectiveelectoralTo do with elections and voting.
“The electoral register in that ward was two years out of date.”
electoral is a quality.
From elector + -al.
Etymology from Wiktionary, CC BY-SA