argument
     n 1: a fact or assertion offered as evidence that something is
          true; "it was a strong argument that his hypothesis was
          true" [syn: {statement}]
     2: a contentious speech act; a dispute where there is strong
        disagreement; "they were involved in a violent argument"
        [syn: {controversy}, {contention}, {contestation}, {disputation},
         {disceptation}, {tilt}, {arguing}]
     3: a discussion in which reasons are advanced for and against
        some proposition or proposal; "the argument over foreign
        aid goes on and on" [syn: {argumentation}, {debate}]
     4: a summary of the subject or plot of a literary work or play
        or movie; "the editor added the argument to the poem"
        [syn: {literary argument}]
     5: a variable in a logical or mathematical expression whose
        value determines the dependent variable; if f(x)=y, x is
        the independent variable
Source: WordNet® 2.0