glypto-, glypt-, -glypha, -glyph, -glyphic, -glyphous +
(Greek: carve, carving, engraving; to hollow out; by extension, a form of writing)
This ancient Egyptian hieroglyph, the symbol of the Egyptian scribe, will take you to an explanation of hieroglyphs for a greater understanding of these special writing symbols.
Related "writing" units: gram-; graph-; scrib-, script-.