D defs.my
Entry 1 sense Webster, 1913

Episode

/ĕp'-əs-ōdˌ/ · Ep·i·sode · IPA /ˈɛp.ə.soʊd/
01 n. A separate incident, story, or action, introduced for the purpose of giving a greater variety to the events related; an incidental narrativ…
  1. 1.
    A separate incident, story, or action, introduced for the purpose of giving a greater variety to the events related; an incidental narrative, or digression, separable from the main subject, but naturally arising from it.(Rhet.)