Definitions
from The Century Dictionary.
- noun A yellow crystallizable coloring matter (C32H22O10) found in madder-root.
from the GNU version of the Collaborative International Dictionary of English.
- noun (Chem) A substance found in madder root, and probably identical with ruberythrinic acid.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun organic chemistry A substance found in
madder root , and probably identical withruberythrinic acid .
Etymologies
from Wiktionary, Creative Commons Attribution/Share-Alike License
Latin rubia madder, from rubeus red.
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Examples
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