mediator.

1. A person or organization that acts between parties to help communication or agreement.

2. A variable through which an influence is proposed to operate on an outcome.

3. A substance that transmits, participates in or brings about a biological response between processes or cells.

Use it for

Words that belong together

• independent mediator
• mediator in a dispute

On the page

An independent mediator helped the parties state the terms they could accept.

The mediator in the dispute clarified the disagreement without imposing a settlement.

Usage notes

Primary category: science / research / methodology. Forms: Singular mediator; plural mediators. Legacy lexical fields mirror sense 1 only. Use numbered sense fields for all meanings. Established modern English lexical item. No separate regional spelling or grammatical inflection entry. Writing functions: method specification, measurement critique, model interpretation, qualification. Disciplines: research methods, statistics, experimental design. Commonness: moderately common.