emphatic
em.phat.ic \im-'fat-ik, em-\ \-i-k(*-)le-\ aj [Gk emphatikos, fr. emphainein] 1: uttered with or marked by emphasis 2: tending to express oneself in forceful speech or to take decisive actio n 3: attracting special attention 4: constituting or belonging to a set of tense forms in English that consi st of the auxiliary do followed by an infinitive without to and are used to facilitate rhetorical inversion, to take the place of a simple verb form normally in negative or interrogative sentences, or to emphasize - em.phat.i.cal.ly av
Webster's English Dictionary