turnsole /tûrnˈsōl/

1. A plant whose flowers are supposed to face the sun, as heliotrope or the euphorbiaceous Chrozophora tinctoria
2. A deep-purple dye obtained from the latter
3. Litmus

• scholasticisms
• scholastics
• scholia
• scholiast
• scholiastic
• scholiasts
• scholion
• scholium
• school
• school age
• school-age
• schoolbag
• schoolbags
• school bell
• school bells
• school board
• school boards
• school book
• school books
• schoolboy
• schoolboyish
• schoolboys
• school-bred
• School Certificate
• schoolchild