Convallamarin
Pronunciation : Con*val"la*ma`rin
Part of Speech : n.
Etymology : [Convalaria + L. amarus bitter.] (Chem.)
Definition : Defn: A white, crystalline, poisonous substance, regarded as a glucoside, extracted from the lily of the valley (Convallaria Majalis). Its taste is first bitter, then sweet.
Source : Webster's Unabridged Dictionary, 1913