Glyph

(n.) A sunken channel or groove, usually vertical. See Triglyph.

Thesaurus Entries

anaglyph, bas-relief, boss, cameo, cameo glass, cavo-rilievo, cut glass, embossment, glyptograph, high relief, intaglio, intaglio rilevato, intaglio rilievo, low relief, mask, medal, medallion, plaquette, relief, relievo, sculptured glass