actative /ˈæktətɪv/adjective 1noun 1forms 3 adjective1 •Serving to act.Perhaps the most acute expression of the different structures of time and being within philosophy can be found in the actative dimension which provides the difference between Heraclitus and Plato. — 1991 noun1 •Something that serves to act.Whose are these hands? Are they really Blanchot’s? How could Blanchot be so careless as to reinstate the actative of “writing” when all action had given way to absence? — 2005 formsactatives · more actative · most actative