nounsē-mĕtraSE-METRA☆ KeepMeaningirregularLewis & Short 1879ModernAs printed, 1879SEMETRALEWIS & SHORTSEMETRAsē-mĕtra, ōrum, n. metrum, I. irregular, inharmonious: dissona, Prud. Psych. 826.Read the whole entry