JOVIAL Meaning of JOVIAL in English [jo.vial] adj (1592) 1 cap: of or relating to Jove 2: markedly good-humored esp. as evidenced by jollity and conviviality syn see merry -- jo.vi.al.i.ty n -- jo.vial.ly adv Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012