Associations to the word «Porphyrin»

Wiktionary

PORPHYRIN, noun. (organic chemistry) Any of a class of heterocyclic compounds containing four pyrrole rings arranged in a square; they are important in biochemistry in a form with a metal atom in the central cavity (hemoglobin with iron, chlorophyll with magnesium, etc.).

Dictionary definition

PORPHYRIN, noun. Any of various pigments distributed widely in living tissues.

Wise words

Love. Fall in love and stay in love. Write only what you love, and love what you write. The key word is love. You have to get up in the morning and write something you love, something to live for.
Ray Bradbury