from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A glycosinolate glycoside found in many brassicas and related plants, toxic in large quantities but also responsible for the pungent bite of horseradish and hot mustard
from the GNU version of the Collaborative International Dictionary of English
- n. A glucoside found in the seeds of black mustard (Brassica nigra, formerly Sinapis nigra) It resembles sinalbin, and consists of a potassium salt of myronic acid.
from The Century Dictionary and Cyclopedia
- n. Same as potassium myronate (which see, under myronate).
Sinapis nigra and -in. (Wiktionary)