Etymograph

English

arbitrator

Arbitrator comes from Late Latin arbitror ‘to judge, arbitrate’, and goes back to Latin arbiter.

  1. Latinc. 75 BCE–200 CEarbiter‘arbitrator, arbiter’
  2. Late Latinc. 200–600 CEarbitror‘to judge, arbitrate’
  3. Late Latin, derivedc. 200–600 CEarbitrātor
  4. Middle Englishc. 1150–1500arbitrator
  5. Englishtodayarbitrator

attested reconstructed ? uncertain or disputed deepest recorded ancestor

Lineage

  1. Latinc. 75 BCE–200 CEarbiter‘arbitrator, arbiter’
  2. Late Latinc. 200–600 CEarbitror‘to judge, arbitrate’
  3. Late Latin, derivedc. 200–600 CEarbitrātor
  4. Middle Englishc. 1150–1500arbitrator
  5. Englishtodayarbitrator

Today it means

noun A person to whom the authority to settle or judge a dispute is delegated.

Language periods are conventional ranges, not dates for this word.

Etymograph / Latin arbiter / arbitrator