argument

Argument is defined as a verbal exchange between people with opposite views.

(noun)

An example of an argument is a fight over whether the Yankees or the Mets are the better team.

The definition of an argument is a reason or reasons why you are for or against something.

(noun)

An example of an argument is the statement that the death penalty is wrong because innocent people could be killed.

See argument in Webster's New World College Dictionary

noun

Origin: ME < OFr or L: OFr < L argumentum, evidence, proof < arguere: see argue

See argument in American Heritage Dictionary 4

noun

a. A discussion in which disagreement is expressed; a debate.
b. A quarrel; a dispute.
c. Archaic A reason or matter for dispute or contention: “sheath'd their swords for lack of argument” (Shakespeare).
a. A course of reasoning aimed at demonstrating truth or falsehood: presented a careful argument for extraterrestrial life.
b. A fact or statement put forth as proof or evidence; a reason: The current low mortgage rates are an argument for buying a house now.
c. A set of statements in which one follows logically as a conclusion from the others.
a. A summary or short statement of the plot or subject of a literary work.
b. A topic; a subject: “You and love are still my argument” (Shakespeare).
Logic The minor premise in a syllogism.
Mathematics
a. An independent variable of a function.
b. The angle of a complex number measured from the positive horizontal axis.
Computer Science A value used to evaluate a procedure or subroutine.
Linguistics In generative grammar, any of various positions occupied by a noun phrase in a sentence.