1. a happening that is distinctive in a series of related events

Definition categories: event, happening, occurrence, occurrent

2. a brief section of a literary or dramatic work that forms part of a connected series

Definition categories: communication, section, subdivision

3. a part of a broadcast serial

Similar word(s): installment, instalment

Definition categories: communication, broadcast, program, programme

4. film consisting of a succession of related shots that develop a given subject in a movie

Similar word(s): sequence

Definition categories: man–made, film

Sentences with episode as a noun:

- It was a most embarrassing episode in my life.

- I can't wait till next week’s episode.