adjudicator

verb (used with object), ad·ju·di·cat·ed, ad·ju·di·cat·ing.

1. to pronounce or decree by judicial sentence.
2. to settle or determine (an issue or dispute) judicially.

verb (used without object), ad·ju·di·cat·ed, ad·ju·di·cat·ing.

3. to sit in judgment (usually followed by upon).

noun

1. a judge, esp in a competition
2. an arbitrator, esp in a dispute

verb

1. (when intr, usually foll by upon) to give a decision (on), esp a formal or binding one
2. (intr) to act as an adjudicator
3. (tr) chess to determine the likely result of (a game) by counting relative value of pieces, positional strength, etc
4. (intr) to serve as a judge or arbiter, as in a competition

n.

1804, agent noun in Latin form from adjudicate.

v.

1700, from Latin adjudicatus, past participle of adjudicare (see adjudge). Related: Adjudicated; adjudicating.