/ Dictionary / Index A argumentation: Meaning and Definition of Find definitions for: ar•gu•men•ta•tion Pronunciation: (är"gyu-men-tā'shun), [key] — n. the process of developing or presenting an argument; reasoning. discussion; debate; disputation: The lengthy argumentation tired many listeners. a discussion dealing with a controversial point. the setting forth of reasons together with the conclusion drawn from them. the premises and conclusion so set forth. argument (def. 5). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: argumentation (Thesaurus) argument argumentative Related Content Daily Word Quiz: cautious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language