from The American Heritage® Dictionary of the English Language, 4th Edition
- n. Paper saturated with turmeric and used to detect the presence of alkalis, which turn the paper brown, or boric acid, which turns it red-brown.
from the GNU version of the Collaborative International Dictionary of English
- adj. paper impregnated with turmeric and used as a test for alkaline substances, by which it is changed from yellow to brown.
Sorry, no etymologies found.