Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
hieroglyphical is an adjective meaning "resembling hieroglyphic writing". It carries 2 recorded senses.
resembling hieroglyphic writing
written in or belonging to a writing system using pictorial symbols
Definitions, synonyms and semantic relations for hieroglyphical come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.