Meaning Of Turnsole

a.

A plant of the genus Heliotropium; heliotrope; -- so named because its flowers are supposed to turn toward the sun.

a.

The sunflower.

a.

A kind of spurge (Euphorbia Helioscopia).

a.

The euphorbiaceous plant Chrozophora tinctoria.

a.

Litmus.

a.

A purple dye obtained from the plant turnsole. See def. 1 (d).