thionine
/'θaiә,ni:n,-nin/
📖 中文释义
- n. [化]硫堇,劳氏紫
📘 English Definition（英文释义）
- n. An artificial red or violet dyestuff consisting of a
- complex sulphur derivative of certain aromatic diamines, and obtained
- as a dark crystalline powder; -- called also phenylene violet.