Etymograph

English

moderator

Moderator comes from Latin moderor ‘to set a measure or bounds to’.

  1. Latinc. 75 BCE–200 CEmoderor‘to set a measure or bounds to’
  2. Latin, derivedc. 75 BCE–200 CEmoderātor
  3. Englishearliest quotation 1653moderator

attested reconstructed ? uncertain or disputed

Earlier history uncertain.

Lineage

  1. Latinc. 75 BCE–200 CEmoderor‘to set a measure or bounds to’
  2. Latin, derivedc. 75 BCE–200 CEmoderātor
  3. Englishearliest quotation 1653moderator

Earliest quotation: 1653, Izaak Walton, London: […] T. Maxey for Rich[ard] Marriot: “Angling was […] a moderator of passions.”

Equivalent to moderate + -or

Proto-Indo-European *med- ‘to measure’

Middle English moderat ‘moderate, temperate’

English moderate

The story

First attested as Middle English moderatour.

Linked words

through Proto-Indo-European *med- ‘to measure’

must, medical, medicine, model, mud, medication, mood, med, remedy, meditation, mold, medicinal, module, modest, blackmail, medic, modification, mould, meditate, modulation, modal, modus, modernize, mote, mete, modulus, modicum, modulate, modifiable, modulo, commode, 29 more

Today it means

noun Someone who moderates.

Language periods are conventional ranges, not dates for this word.

Etymograph / Latin moderor / moderator