The story
From coumarin and phosphate, portions of the full chemical name.
Etymology from Wiktionary, CC BY-SA 4.0.
Today it means: A nonvolatile, fat-soluble organophosphate with ectoparasiticidal properties. Full definition →
From coumarin and phosphate, portions of the full chemical name.
Etymology from Wiktionary, CC BY-SA 4.0.