episodic

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

occasional

episode

episodically episodic memory