mediator

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noun me·di·a·tor \ ˈmē-dē-ˌā-tər \

Definition of mediator

1 :one that mediates; especially :one that mediates between parties at variance
2 :a mediating agent in a physical, chemical, or biological process

Examples of mediator in a Sentence

  1. if you two cannot resolve this argument on your own, we'll have to bring in a mediator

Recent Examples of mediator from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'mediator.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of mediator

14th century


Medical Dictionary

mediator

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noun me·di·a·tor \ ˈmēd-ē-ˌāt-ər \

medical Definition of mediator

:one that mediates; especially :a mediating agent (as an enzyme or hormone) in a chemical or biological process
  • substance P, a neuropeptide mediator of analgesic stimuli in peripheral sensory nerves
  • —D. R. Robinson

Law Dictionary

mediator

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noun me·di·a·tor \ ˈmē-dē-ˌā-tər \

legal Definition of mediator

:one that works to effect reconciliation, settlement, or compromise between parties at variance — compare arbitrator


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