phylloporphyrin
noun
phyl·lo·porphyrin
¦filō+
: a dark red crystalline porphyrin C20H6N4(CH3)5(C2H5)2CH2CH2COOH with a violet luster obtained by degradation of chlorophyll or pheophytin
Word History
Etymology
International Scientific Vocabulary phyll- + porphyrin; probably originally formed in German