turnsole
noun
turn·sole
ˈtərnˌsōl
plural -s
1
: any of several plants whose flowers or stems are supposed to follow the movement of the sun:
a
: heliotrope sense 1b
b
: sunflower
c
: sun spurge
d
: a double-flowered tulip (Tulipa suaveolens) of southern Russia
2
: a European annual herb (Chrozophora tinctoria) of the family Euphorbiaceae the juice of which is turned blue by ammonia
3
a
: a purple dye obtained from the turnsole (see turnsole sense 2)
b
: litmus
Word History
Etymology
Middle English turnesole, from Middle French tournesol, from Old Italian tornasole, from tornare to turn (from Medieval Latin) + sole sun, from Latin sol (accusative solem)
- straight organ
- straight paper
- straight peen
- straight poker
- straight rail
- straight razor
- straight shooter
- straight shooters
- straight talk
- straight ticket
- straight time
- straight whiskey
- straight-ahead
- straight-arm
- straight-arrow
- straight-back
- straight-backed
- straight-billed curlew
- straight-cut
- straight-faced
- straight-facedly
- straight-flute
- straight-fluted
- straight-from-the-shoulder
- straight-front