Main entry: episodic
Definition: limited in duration to a single episode
Usage: an account concerned primarily with episodic events such as the succession of rulers
Main entry: episodic, occasional
Definition: occurring or appearing at usually irregular intervals
Usage: episodic in his affections; occasional headaches
Main entry: episodic
Definition: of writing or narration; divided into or composed of episodes
Usage: the book is episodic and the incidents don't always hang together