MULTITUDINOUS Meaning of MULTITUDINOUS in English mul ‧ ti ‧ tu ‧ di ‧ nous /ˌmʌltəˈtjuːdənəs◂, ˌmʌltɪˈtjuːdənəs◂ $ -ˈtuː-/ BrE AmE adjective formal very many:language in all its multitudinous forms Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012