Meaning of “semicolon” - Learner’s Dictionary

semicolon

noun [ C ] uk us /ˌsemiˈkəʊlən/ US  /ˈsemɪˌkəʊlən/

B2 a mark (;) used to separate parts of a sentence, or items in a list which already has commas

(Definition of “semicolon” from the Cambridge Learner’s Dictionary © Cambridge University Press)