"episodic" in the adjective sense

1. episodic

of writing or narration divided into or composed of episodes

"the book is episodic and the incidents don't always hang together"

2. episodic, occasional

occurring or appearing at usually irregular intervals

"episodic in his affections"

"occasional headaches"

3. episodic

limited in duration to a single episode

"an account concerned primarily with episodic events such as the succession of rulers"

Source: WordNet® (An amazing lexical database of English)

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