Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
precedential is an adjective meaning "having precedence (especially because of longer service)". It carries one recorded sense.
having precedence (especially because of longer service)
“precedential treatment for senior members of the firm”
Definitions, synonyms and semantic relations for precedential come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.