[mod-uh-rey-ter] /ˈmɒd əˌreɪ tər/
a person or thing that .
a person who presides over a panel discussion on radio or television.
a member of an online message board or electronic mailing list with privileges and responsibilities to approve or reject messages and uphold the terms of service.
a presiding officer, as at a public forum, a legislative body, or an ecclesiastical body in the Presbyterian Church.
Physics. a substance, as graphite or heavy water, used to slow neutrons to speeds at which they are more efficient in causing fission.
a person or thing that moderates
(Presbyterian Church) a minister appointed to preside over a Church court, synod, or general assembly
a presiding officer at a public or legislative assembly
a material, such as heavy water or graphite, used for slowing down neutrons in the cores of nuclear reactors so that they have more chance of inducing nuclear fission
an examiner at Oxford or Cambridge Universities in first public examinations
(in Britain and New Zealand) one who is responsible for consistency of standards in the grading of some educational assessments
a person who monitors the conversations in an on-line chatroom for bad language, inappropriate content, etc
late 14c., “ruler, governor,” from Latin moderator “manager, ruler, director,” literally “he who moderates,” from moderatus (see moderate (adj.)). Meaning “one who acts as an umpire” is from 1560s. Fem. form moderatrix attested from 1530s.
A substance, such as graphite, water, or heavy water, placed in a nuclear reactor to slow neutrons down to speeds at which they are more likely to be captured by fissionable components of a fuel (such as uranium-235) and less likely to be absorbed by nonfissionable components of a fuel (such as uranium-238). Also called neutron moderator. See also slow neutron.
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.
- Modern apprenticeship
noun 1. an arrangement that allows a school leaver to gain vocational qualifications while being trained in a job
- Mocha stone
noun 1. another name for moss agate
adjective polluted, defiled, or spiritually unclean Word Origin often said of gypsy women
noun 1. art that was produced in the late 1860s through the 1970s and that rejected traditionally accepted forms and emphasized individual experimentation and sensibility. noun a genre of the fine arts created from the mid-19th century which strayed from traditional techniques and styles Examples Jackson Pollock and Piet Mondrian were especially important to modern […]