The Collaborative International Dictionary of English v.0.48:

Tribromophenol \Tri*bro`mo*phe"nol\, Tribromphenol
\Tri`brom*phe"nol\, n. (Chem.)
   A colorless crystalline substance (C6H3OBr3) prepared by
   the reaction of carbolic acid with bromine. The predominant
   isomer is 2,4,6-tribromophenol; -- called also bromol.
   [Webster 1913 Suppl. +PJC] Tribual

The Collaborative International Dictionary of English v.0.48:

Bromol \Bro"mol\, n. [Abbr. fr. tribromophenol.] (Pharm.)
   A crystalline substance (chemically, tribromophenol,
   C6H2Br3OH), used as an antiseptic and disinfectant.
   [Webster 1913 Suppl.]