pyrocatechol

noun

py·​ro·​cat·​e·​chol ˌpī-rō-ˈka-tə-ˌkȯl 

-ˌkōl

: catechol sense 2

Word History

Etymology

International Scientific Vocabulary

First Known Use

1881, in the meaning defined above

Medical Definition

pyrocatechol

noun

py·​ro·​cat·​e·​chol ˌpī-rō-ˈkat-ə-ˌkȯl  -ˌkōl 

: a crystalline phenol C₆H₆O₂ obtained by pyrolysis of various natural substances (as resins and lignins) but usually made synthetically and used especially as a photographic developer and in organic synthesis

called also catechol