Synonyms for moderator

Noun

1. moderator, inhibitor

usage: any substance used to slow down neutrons in nuclear reactors

2. moderator, presiding officer

usage: in the Presdyterian church, the officer who presides over a synod or general assembly

3. moderator, presiding officer

usage: someone who presides over a forum or debate

4. moderator, mediator, go-between, intermediator, intermediary, intercessor

usage: someone who mediates disputes and attempts to avoid violence