euchrone

== English == === Etymology === From euchroic +‎ -one. === Noun === euchrone (uncountable) (obsolete, chemistry) A blue compound obtained from euchroic acid. Little is known about it. === References === “euchrone”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC.