1.Definition: belonging to the past; of what is important or famous in the past
"Historical (or historic) times", "A historical character"
2.Definition: having once lived or existed or taken place in the real world as distinct from being legendary
"The historical Jesus", "Doubt that a historical Camelot every existed", "Actual historical events"
3.Definition: of or relating to the study of history
"Historical scholars", "A historical perspective"
4.Definition: used of the study of a phenomenon (especially language) as it changes through time