- Euthiochroic acid
- Euthiochroic Eu`thi*o*chro"ic, a. [Gr. e'y^ well + ? sulphur +
? color.] (Chem.)
Pertaining to, or denoting, an acid so called.
[1913 Webster]
{Euthiochroic acid} (Chem.), a complex derivative of hydroquinone and sulphonic (thionic) acid. -- so called because it contains sulphur, and forms brilliantly colored (yellow) salts. [1913 Webster]
The Collaborative International Dictionary of English. 2000.