historic UK /hɪˈstɒɹɪk/US /hɪˈstoɹɪk/adjective 4noun 2forms 3 adjective4 •Very important; noteworthy: having importance or significance in history.July 4, 1776, is a historic date. A great deal of historical research has been done on the events leading up to that day.the historic moment when the Berlin Wall came down, together with the preservation of the city's historic district •Various grammatical tenses and moods specially used in retelling past events.The historic tenses include the imperfect, the pluperfect, and the future perfect. •Synonym of historical: of, concerning, or in accordance with recorded history or the past generally (See usage notes.)An high-pac'd Muse treading a lofty march, leades honor enchaind in an Epique pen, grac'd with the furtherance of historique Clio. — 1594 •Old-fashioned, untouched by modernity.Sights are thick sown in the counties of York and Nottingham: the former is more historic. — 1756 noun2 •(no longer used) A history, a non-fiction account of the past.Before the beginnyng of this historic, I haue thought good by waie of a Proeme, to introduce the wordes of an excellent writer called Lodouicus Caelius Rhodoginus. — 1566 •(no longer used) A historian. formshistorics · more historic · most historic