What is the meaning of argument?

noun

• A fact or assertion offered as evidence that something is true.
  • usage: "it was a strong argument that his hypothesis was true"
  • synonyms: statement
• A contentious speech act; a dispute where there is strong disagreement.
  • usage: "they were involved in a violent argument"
  • synonyms: controversy, contention, contestation, disputation, disceptation, tilt, arguing
• A discussion in which reasons are advanced for and against some proposition or proposal.
  • usage: "the argument over foreign aid goes on and on"
  • synonyms: argumentation, debate
• A summary of the subject or plot of a literary work or play or movie.
  • usage: "the editor added the argument to the poem"
  • synonyms: literary argument
• Computer science. ( a reference or value that is passed to a function, procedure, subroutine, command, or program)
  • synonyms: parameter
• A variable in a logical or mathematical expression whose value determines the dependent variable; if f(x)=y, x is the independent variable.
• A course of reasoning aimed at demonstrating a truth or falsehood; the methodical process of logical reasoning.
  • usage: "I can't follow your line of reasoning"
  • synonyms: argumentation, logical argument, line of reasoning, line