noun
Usage: often capitalized D & both Bs
: a crystalline diamine C 6 H 5 NHC 6 H 4 NH 2 — see dye table I (under Oxidation Base 2 )
noun
Usage: often capitalized D & both Bs
: a crystalline diamine C 6 H 5 NHC 6 H 4 NH 2 — see dye table I (under Oxidation Base 2 )
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012