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adj. Architecture An ornament in a Doric frieze, consisting of a projecting block having on its face two parallel vertical glyphs or grooves and two half grooves or chamfers on either vertical end, that separates the metopes. [Latin trīglyphus, from Greek trigluphos : tri-, three; see trei- in the Appendix of Indo-European roots + gluphē, carving; see GLYPH.] tri·glyphic adj.  (click for a larger image) triglyphentablature of a Doric order building A. triglyph B. metope |
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