English-Thai Dictionary
rosaniline
N สีย้อม ไม้ สีแดง ที่ ได้ จาก Aniline
Webster's 1913 Dictionary
ROSANILINE
Ros *an "i *line ( or ), n. Etym: [Rose + aniline. ] (Chem. )
Defn: A complex nitrogenous base, C2 H21N3O, obtained by oxidizing a mixture of aniline and toluidine, as a colorless crystalline substance which forms red salts. These salts are essential components of many of the socalled aniline dyes, as fuchsine, aniline red, etc. By extension, any one of the series of substances derived from, or related to, rosaniline proper.
New American Oxford Dictionary
rosaniline
ros an i line |rōˈzanl -in roʊˈzænəˌlin | ▶noun Chemistry a reddish-brown synthetic compound that is a base used in making a number of red dyes, notably fuchsin. [A triphenylmethane derivative; chem. formula: C 20 H 19 N 3. ] ORIGIN mid 19th cent.: from rose 1 + aniline .
Oxford Dictionary
rosaniline
rosaniline |rə (ʊ )ˈzanɪliːn, -lɪn, -lʌɪn | ▶noun [ mass noun ] Chemistry a reddish-brown synthetic compound which is a base used in making a number of red dyes, notably fuchsin. ●A triphenylmethane derivative; chem. formula: C 20 H 19 N 3. ORIGIN mid 19th cent.: from rose 1 + aniline .
The Wordsmith Dictionary