moderator

Từ điển WordNet v3.1 - WordNet Dictionary

noun

1. any substance used to slow down neutrons in nuclear reactors
• Hypernyms:
inhibitor
• Hyponyms:
heavy water, deuterium oxide
• Part Holonyms:
nuclear reactor, reactor
2. in the Presbyterian church, the officer who presides over a synod or general assembly
• Derivationally related forms:
moderatorship
• Hypernyms:
presiding officer
3. someone who presides over a forum or debate
• Derivationally related forms:
moderatorship, moderate
• Hypernyms:
presiding officer
4. someone who mediates disputes and attempts to avoid violence
• Derivationally related forms:
moderatorship, moderate
• Hypernyms:
mediator, go-between, intermediator, intermediary, intercessor
• Hyponyms:
modifier