nounpŏlўanthĕmumPOLУANTHEMVM☆ KeepMeaninga caustic plantLewis & Short 1879ModernAs printed, 1879POLYANTHEMUMLEWIS & SHORTPOLYANTHEMUMpŏlўanthĕmum, i, n., = πολυάνθεμον (pure Lat. ranunculus), I. a caustic plant, otherwise called batrachion (perh. Ranunculus polyanthemos, Linn., many-flowered, crowfoot), Plin. 27, 12, 90, § 112.Read the whole entry