nounthēsīonTHESION☆ KeepMeaninga plantLewis & Short 1879ModernAs printed, 1879THESIONLEWIS & SHORTTHESIONthēsīon or -īum, ii, n., = θησεῖον, I. a plant, bastard toad - flax: Thesium linophyllum, Linn.; Plin. 21, 17, 67, § 107; 22, 22, 31, § 66.Read the whole entry