From Longman Dictionary of Contemporary Englishelectoral registereˌlectoral ˈregister (also electoral roll) noun [countable] PPVan official list of the people who are allowed to vote in an election
Examples from the Corpus
electoral register• The commission estimates the population on the basis of the electoral register - but is working with the artificially low 1991 registers.• Is this one of the reasons why 1 million people are missing off the electoral register?• The other method for collecting facts about potential purchasers is through published lists - like the telephone directory or the electoral register.• This register is not identical to the electoral register and includes foreigners resident in this country and others not entitled to vote.• Go to the reference library and look up the electoral register for the last ten years or so.