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nounany substance used to slow down neutrons in nuclear reactorstype of:part of:
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nounin the Presbyterian church, the officer who presides over a synod or general assemblytype of:
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nounsomeone who mediates disputes and attempts to avoid violence
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nounsomeone who presides over a forum or debatetype of:
Definition that contains moderator
- graphite used as a lubricant and as a moderator in nuclear reactors
- modifier a moderator who makes less extreme or uncompromising
- boiling water reactor a nuclear reactor that uses water as a coolant and moderator; the water boils in the reactor core and the steam produced can drive a steam turbine
- pressurized water reactor a nuclear reactor that uses water as a coolant and moderator; the steam produced can drive a steam turbine
- bwr a nuclear reactor that uses water as a coolant and moderator; the water boils in the reactor core and the steam produced can drive a steam turbine
- pwr a nuclear reactor that uses water as a coolant and moderator; the steam produced can drive a steam turbine
- plumbago used as a lubricant and as a moderator in nuclear reactors
- fast reactor nuclear reactor in which nuclear fissions are caused by fast neutrons because little or no moderator is used
- thermal reactor a nuclear reactor in which nuclear fissions are caused by neutrons that are slowed down by a moderator
- black lead used as a lubricant and as a moderator in nuclear reactors