Disputation

n.	1.	The act of disputing; a reasoning or argumentation in opposition to something, or on opposite sides; controversy in words; verbal contest respecting the truth of some fact, opinion, proposition, or argument.
	2.	A rhetorical exercise in which parties reason in opposition to each other on some question proposed.

Noun	1.	disputation - the formal presentation of and opposition to a stated proposition (usually followed by a vote) Synonyms: public debate, debate
	2.	disputation - a contentious speech act; a dispute where there is strong disagreement; "they were involved in a violent argument" Synonyms: contestation, controversy, disceptation, arguing, argument, contention, tilt

altercate, argufy, debate, dispute, oral presentation, public debate, public speaking, quarrel, scrap, speaking, speechmaking