rubian
English edit
Etymology edit
From Latin rubia (“madder”), from rubeus (“red”).
Noun edit
rubian (uncountable)
- (organic chemistry) One of several colour-producing glycosides found in madder root.
Derived terms edit
Part or all of this entry has been imported from the 1913 edition of Webster’s Dictionary, which is now free of copyright and hence in the public domain. The imported definitions may be significantly out of date, and any more recent senses may be completely missing.
(See the entry for “rubian”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.)