Found 1 items, similar to turnsol.
English → English (gcide) Definition: turnsol Turnsole \Turn"sole`\, n. [F. tournesol, It. tornasole; tornare to turn (LL. tornare) + sole the sun, L. sol. See Turn, Solar, a., and cf. Heliotrope.] [Written also turnsol.] 1. (Bot.) (a) A plant of the genus Heliotropium; heliotrope; -- so named because its flowers are supposed to turn toward the sun. (b) The sunflower. (c) A kind of spurge (Euphorbia Helioscopia). (d) The euphorbiaceous plant Chrozophora tinctoria. [1913 Webster] 2. (Chem.) (a) Litmus. [Obs.] (b) A purple dye obtained from the plant turnsole. See def. 1 (d) . [1913 Webster]