Definition of moderator
1 : one who arbitrates : mediator
2 : one who presides over an assembly, meeting, or discussion: such asa : the presiding officer of a Presbyterian governing bodyb : the nonpartisan presiding officer of a town meetingc : the chairman of a discussion group
3 : a substance (such as graphite) used for slowing neutrons in a nuclear reactor
moderatorshipplay \-ˌship\ noun
Examples of moderator in a Sentence
The moderator allowed audience members to ask the governor questions.
She acts as the moderator in our office meetings.
Recent Examples of moderator from the Web
Natalie Hage is a moderator of the Instagram account effyourbeautystandards, created by Tess Holliday.
At a 2010 event at the Los Angeles Film Festival, moderator J.J. Abrams showed the Mint Royale video.
The breakfast session, held at the Battle House Hotel, featured Josh Meltzer of the Brookings Institution and Bryan Riley of the Heritage Foundation, assisted by moderator Ellyn Ferguson of CQ Roll Call.
Facebook Inc. inadvertently exposed the names of some moderators to suspected terrorists and other groups whose content the workers were tasked with reviewing, a flaw the company Friday said has been fixed.
This led to a bug in which a moderator’s personal information showed up in the group’s activity log.
Controversially, Facebook didn't reveal whether those moderators would be employees or outsourced contractors.
The moderator this month filed a legal claim against Facebook and the recruitment company that contracted him to seek compensation for psychological damage caused by the leak.
Mark Zuckerberg, Facebook's co-founder and chief executive, announced last month that Facebook plans to hire 3,000 more people — in addition to 4,500 existing moderators — to help ride the site of harmful content.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'moderator'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
First Known Use of moderator
MODERATOR Defined for English Language Learners
Definition of moderator for English Language Learners
: someone who leads a discussion in a group and tells each person when to speak : someone who moderates a meeting or discussion
Medical Definition of moderator
: a substance (as graphite, deuterium in heavy water, or beryllium) used for slowing down neutrons in a nuclear reactor
Learn More about moderator
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