ˈɔːfʊl ˈɔfəl ɪˈnɔː(ɹ)məs fænˈtæstɪk ˈfɹaɪtfəl ˈmɑːvələs ˈmɑɹvələs ˈmɑɹvələs ˈtɛ.ɹə.bl̩ təˈɹɪfɪk tɹɪˈmɛndəs ˈwʌn.də.fl ˈwʌn.dɚ.fl̩ ˈwʌndɹəs extraordinarily large in size or extent or amount or power or degree an enormous boulder enormous expenses tremendous sweeping plains a tremendous fact in human experience; that a whole civilization should be dependent on technology a plane took off with a tremendous noise extraordinarily good or great; used especially as intensifiers a fantastic trip to the Orient the film was fantastic! a howling success a marvelous collection of rare books had a rattling conversation about politics a tremendous achievement extreme in degree or extent or amount or impact in a frightful hurry spent a frightful amount of money