episode Meaning, Definition & Usage

  1. noun a happening that is distinctive in a series of related events
  2. noun a brief section of a literary or dramatic work that forms part of a connected series
  3. noun a part of a broadcast serial
    instalment; installment.
  4. noun film consisting of a succession of related shots that develop a given subject in a movie
    sequence.

WordNet

Ep"i*sode noun
Etymology
Gr. a coming in besides, episode; into, besides + a coming in, into + way, cf. Skr. sad to go: cf. F. épisode.
Definitions
  1. (Rhet.) 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.

Webster 1913