unity
u·ni·ty / ˈyoōnətē/ • n. (pl. -ties) the state of being united or joined as a whole, esp. in a political context: European unity economic unity. ∎ harmony or agreement between people or groups: their leaders called for unity between opposing factions. ∎ the state of forming a complete and pleasing whole, esp. in an artistic context: the repeated phrase gives the piece unity and cohesion. ∎ a thing forming a complex whole: they speak of the three parts as a unity. ∎ in Aristotle’s Poetics, each of the three dramatic principles requiring limitation of the supposed time of a drama to that occupied in acting it or to a single day (unity of time), use of one scene throughout (unity of place), and concentration on the development of a single plot (unity of action).