Mediator

//ˈmidieɪtɚ// noun

Definitions

Noun
  1. 1
    One who negotiates between parties seeking mutual agreement.
  2. 2
    a negotiator who acts as a link between parties wordnet
  3. 3
    A chemical substance transmitting information to a targeted cell.

Etymology

From Middle English mediatour, mediatoure, mediatur, medyatour, from Middle French mediateur, mediatur or its etymon Latin mediātor (“one who mediates”), from mediātum, supine of mediō (“be in the middle”), from medius (“middle”). By surface analysis, mediate + -or.

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