VIAL Meaning of VIAL in English vi ‧ al /ˈvaɪəl/ BrE AmE ( also phial British English ) noun [countable] formal [ Date: 1300-1400 ; Origin: phial ]a very small bottle used for medicine, ↑ perfume etc Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012