pyrogallol

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noun py·ro·gal·lol \ˌpī-rō-ˈga-ˌlȯl, -ˌlōl; -ˈgȯ-\

Definition of pyrogallol

  1. :  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 and Etymology of pyrogallol

International Scientific Vocabulary pyro- + gallic (acid) + 1-ol


First Known Use: 1868


Medical Dictionary

pyrogallol

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noun py·ro·gal·lol \-ˈgal-ˌȯl, -ˌōl; -ˈgȯ-ˌlȯl, -ˌlōl\

Medical Definition of pyrogallol

  1. :  a poisonous crystalline phenol C6H6O3 formerly used as a topical antimicrobial (as in the treatment of psoriasis)


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