turnsole
/turn-sohl/US // ˈtɜrnˌsoʊl //UK // (ˈtɜːnˌsəʊl) //
匝道,匝道口,匝地,匝道费
Definitions
n.名词 noun
- 1
- : any of several plants regarded as turning with the movement of the sun.
- : heliotrope.
- : a European plant, Chrozophora tinctoria, of the spurge family, yielding a purple dye.
- : the purple dye prepared from this plant; litmus.
Examples
The lower part from a was filled with water tinged blue, or rather purple, with the juice of turnsole, or archil.
He styles the colouring substance itself cutbear, persio, or turnsole; and distributes the lichens as follows:—1st.
The lichen which produces archil is subjected to another preparation, to make turnsole (litmus).
A violet tint is given by the tinctures of turnsole and cochineal.
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