pelargonidin
/ˌpɛləˈɡəʊnɪdɪn/Biochemistry
noun
An anthocyanidin (usually isolated as the chloride, C15H11O5Cl) of which pelargonin and many other red plant pigments are glycosides.
Origin
Early 20th century; earliest use found in Chemical Abstracts. From German Pelargonidin from scientific Latin Pelargon- (in Pelargonium) + German -idin.