Moderator Definition

mŏdə-rātər
moderators
noun
A person or thing that moderates.
Webster's New World
The officer who presides over a synod or general assembly of the Presbyterian Church.
American Heritage
A substance, such as water or graphite, used in a nuclear reactor to decrease the speed of fast neutrons and increase the likelihood of fission.
American Heritage

Someone who moderates.

Wiktionary

A device used to deaden some of the noise from a firearm, although not to the same extent as a suppressor or silencer.

Wiktionary

Other Word Forms of Moderator

Noun

Singular:
moderator
Plural:
moderators

Origin of Moderator

  • From Latin moderator.

    From Wiktionary

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moderator