Dictionary

pyrogallol

noun py·ro·gal·lol \ˌpī-rō-ˈga-ˌll, -ˌlōl; -ˈg-\

Definition of PYROGALLOL

:  a poisonous bitter crystalline phenol C6H6O3 with weak acid properties that is usually obtained by pyrolysis of gallic acid and used especially as a mild reducing agent (as in photographic developing)

Origin of PYROGALLOL

International Scientific Vocabulary pyro- + gallic (acid) + 1-ol
First Known Use: 1868

pyrogallol

noun py·ro·gal·lol \-ˈgal-ˌl, -ˌōl; -ˈg-ˌll, -ˌlōl\   (Medical Dictionary)

Medical Definition of PYROGALLOL

:  a poisonous bitter crystalline phenol C6H6O3 with weak acid properties that is obtained usually by pyrolysis of gallic acid and that is used especially as a mild reducing agent (as in photographic developing) and in medicine as a topical antimicrobial (as in the treatment of psoriasis)

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