noun🔗ShareメインフレームA large, powerful computer able to manage very many simultaneous tasks and communicate with very many connected terminals; used by large, complex organizations (such as banks and supermarkets) where continuously sustained operation is vital"The bank's mainframe computer handles all the transactions for the entire city. "銀行のメインフレームコンピューターは、都市全体のすべての取引を処理します。computingelectronicstechnologymachinesystemorganizationbusinessChat with AIVocabulary GamePractice Reading