/ dɪsˈkɜːsɪv; NAmE -ˈkɜːrs-/ adjective
( of a style of writing or speaking ) moving from one point to another without any strict structure :
the discursive style of the novel
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WORD ORIGIN
late 16th cent.: from medieval Latin discursivus , from Latin discurs- , literally gone hastily to and fro, from the verb discurrere , from dis- away + currere to run.