erythroleic acid

== English == === Etymology === Ancient Greek ἐρυθρός (eruthrós, “red”) + Latin oleum (“oil”). === Noun === erythroleic acid (uncountable) (organic chemistry, dated) A purple semifluid substance said to be obtained from orchil. === References === “erythroleic”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.