10 letters · 16 points in Scrabble
noun a toxic white lustrous crystalline phenol used to treat certain skin diseases and as a photographic developer
originEtymology tree Proto-Indo-European *péh₂wr̥ Proto-Hellenic *pāwər Ancient Greek πῦρ (pûr) Latin pyr English pyro- English gallic English -ol English pyrogallol From pyro- + gallic + -ol.
Etymology from Wiktionary, CC BY-SA 3.0