Hieroglyphic /(?)/

Hi·er·o·glyph·ic

Hieroglyphic

a.
  1. Emblematic; expressive of some meaning by characters, pictures, or figures; as, hieroglyphic writing; a hieroglyphic obelisk.
    Pages no better than blanks to common minds, to his, hieroglyphical of wisest secrets.
    — Prof. Wilson.
  2. Resembling hieroglyphics; not decipherable.
  3. of or pertaining to hieroglyphs.