• noun:   a variable in a logical or mathematical expression whose value determines the dependent variable; if f(x)=y, x is the independent variable
• noun:   a summary of the subject or plot of a literary work or play or movie

  Example: "The editor added the argument to the poem"

• noun:   a fact or assertion offered as evidence that something is true

  Example: "It was a strong argument that his hypothesis was true"

• noun:   a discussion in which reasons are advanced for and against some proposition or proposal

  Example: "The argument over foreign aid goes on and on"

• noun:   a contentious speech act; a dispute where there is strong disagreement

  Example: "They were involved in a violent argument"

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