register noun definition in School life topic from the Oxford Advanced Learner's Dictionary

register

 noun: School life topic
[countable] an official list or record of names, items, etc.; a book that contains such a list a parish register (= of births, marriages and deaths) to be on the electoral register/register of voters Could you sign the hotel register please, sir? (British English) The teacher called the register (= checked who was present at school).