nounprŏthўrisPROTHУRIS☆ KeepMeaningan ornament over a doorLewis & Short 1879ModernAs printed, 1879PROTHYRISLEWIS & SHORTPROTHYRISprŏthўris, ĭdis, f., = προθυρίς, I. an ornament over a door or pillars, called also ancon, Vitr. 4, 6 dub.Read the whole entry