Diglyph
Diglyph , noun
[Greek {not transcribed}; di- = di`s- twice + {not transcribed} to hollow out, carve.]
(Architecture) A projecting face like the triglyph, but having only two channels or grooves sunk in it.
Diglyph , noun
[Greek {not transcribed}; di- = di`s- twice + {not transcribed} to hollow out, carve.]