<p><strong>Noun</strong></p><ul><li>one to whom something is referred, especially for decision or settlement; arbitrator.</li><li>an authority who evaluates scientific, technical, or scholarly papers, grant proposals, or the like for the publication or funding institution to which they have been submitted.</li><li>a person selected by a court to take testimony in a case and return it to the court with recommendations as to the decision.</li></ul>