- n any substance used to slow down neutrons in nuclear reactors
- n in the Presbyterian church, the officer who presides over a synod or general assembly
- n someone who presides over a forum or debate
- n someone who mediates disputes and attempts to avoid violence
- Often jumped in to correct or clarify a point (although his familiar use of the moderator's first name may have raised the hackles of some observers and the moderator herself).
- NBC 's Tom Brokaw was the moderator.
- Moderator: Jim Lehrer Staging: Podium debate Answer Format: The debate will be broken into nine, 9-minute segments.
- John McCain in ABC News
Frankly, I wish they had picked a moderator that isn't writing a book that is favorable to Barack Obama -- I mean let's face it,said McCain. "But I have to have confidence that Gwen Ifill will treat this as the professional journalist that...
- Charles Gibson in Forbes
If I have any personal prejudice against these debates, it's that you see too much of the moderator,Gibson said. "I want to see less of the moderator and more of the candidates."
- Tom Brokaw in Buffalo News
It is my sad duty to report this afternoon that my friend and colleague Tim Russert, the moderator of Meet the Pressand NBC's Washington bureau chief, collapsed and died early this afternoon," Brokaw said.