MODERA'TOR, noun He or that which moderates or restrains. Contemplation is an excellent moderator of the passions. 1. The person who presides over a meeting or assembly of people to preserve order, propose questions, regulate the proceedings and declare the vote; as the moderator of a town meeting or of a society.
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI