Pronunciation: (är'gyu-munt),[key] —n. 1. an oral disagreement; verbal opposition; contention; altercation: a violent argument. 2. a discussion involving differing points of view; debate: They were deeply involved in an argument about inflation. 3. a process of reasoning; series of reasons: I couldn't follow his argument. 4. a statement, reason, or fact for or against a point: This is a strong argument in favor of her theory. 5. an address or composition intended to convince or persuade; persuasive discourse.
6. subject matter; theme: The central argument of his paper was presented clearly. 7. an abstract or summary of the major points in a work of prose or poetry, or of sections of such a work.
8. Math. a. an independent variable of a function.
b. Also calledamplitude. the angle made by a given vector with the reference axis.
c. the angle corresponding to a point representing a given complex number in polar coordinates. Cf. principal argument. 9. Computers.a variable in a program, to which a value will be assigned when the program is run: often given in parentheses following a function name and used to calculate the function.
10. Obs. a. evidence or proof.
b. a matter of contention.