Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
arbitral is an adjective meaning "relating to or resulting from arbitration". It carries one recorded sense.
relating to or resulting from arbitration
“the arbitral adjustment of the controversy”
“an arbitrational settlement”
Definitions, synonyms and semantic relations for arbitral come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.