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