hieroglyphical

/ˌhaɪərəˈɡlɪfɪkəl/
adjective
  1. Relating to or resembling hieroglyphic writing; using picture symbols.
    • The temple's hieroglyphical inscriptions were carefully preserved.
    • Her art used hieroglyphical symbols to represent emotions.
    • The ancient scroll had a hieroglyphical design that told a story.
  2. Difficult to understand; mysterious or cryptic.
    • His speech was full of hieroglyphical references that only a few people understood.
    • The professor's explanation was so hieroglyphical that the students were confused.
    • The old map had hieroglyphical markings that no one could decode.
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