25,000 people die every day due to starvation.
4 definitions found

From The Collaborative International Dictionary of English v.0.44 [gcide]:

Moderator \Mod"er*a'tor\, noun [L.: cf. F. mod['e]rateur.]

1. One who, or that which, moderates, restrains, or pacifies. --Sir W. Raleigh.

Angling was . . . a moderator of passions. --Walton.

2. The officer who presides over an assembly or discussion to preserve order, propose questions, regulate the proceedings, and declare the votes.

3. In the University of Oxford, an examiner for moderations; at Cambridge, the superintendant of examinations for degrees; at Dublin, either the first (senior) or second (junior) in rank in an examination for the degree of Bachelor of Arts.

4. A mechanical arrangement for regulating motion in a machine, or producing equality of effect.

From WordNet (r) 2.0 [wn]:

moderator

noun

1: any substance used to slow down neutrons in nuclear reactors

2: in the Presdyterian church, the officer who presides over a synod or general assembly

3: someone who presides over a forum or debate

4: someone who mediates disputes and attempts to avoid violence

From Moby Thesaurus II by Grady Ward, 1.0 [moby-thes]:

57 Moby Thesaurus words for "moderator": JP, Justice, MC, alleviative, alleviator, anchorman, anodyne, arbiter, arbitrator, assuager, balm, bencher, calmative, chair, chairman, conciliator, coordinator, critic, cushion, dolorifuge, emcee, his honor, his lordship, his worship, impartial arbitrator, indicator, judge, justice, lenitive, magistrate, master of ceremonies, mediator, mitigator, modulator, mollifier, negotiator, pacificator, pacifier, palliative, peacemaker, president, presiding officer, referee, restraining hand, salve, sedative, shock absorber, soother, soothing syrup, stabilizer, temperer, third party, toastmaster, tranquilizer, umpire, unbiased observer, wiser head

From The Free On-line Dictionary of Computing (27 SEP 03) [foldoc]:

moderator A person, or small group of people, who manages a moderated {mailing list} or {Usenet} {newsgroup}. Moderators are responsible for determining which email submissions are passed on to the list or newsgroup.
  Definitions retrieved from local copies of the freely distributed DICT client/server software and databases. Click here for database copyright information. - KM