Associations to the word «Orcein»

Noun

1

Wiktionary

ORCEIN, noun. (chemistry) a dye, related to litmus, that is extracted from the lichen Rocella tinctoria; used as a microscopic stain and as a food colouring

Wise words

All my life I've looked at words as though I were seeing them for the first time.
Ernest Hemingway