from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A glucosinolate found in the seeds of white mustard and in many wild plant species.
from the GNU version of the Collaborative International Dictionary of English
- n. A glucoside found in the seeds of white mustard (Brassica alba, formerly Sinapis alba), and extracted as a white crystalline substance.
from The Century Dictionary and Cyclopedia
- n. A colorless compound, HO.C6H4.CH2N: C(SC6H11O5).O.SO3.-C16H24O5N.5H2O, contained in the seed of white mustard. It crystallizes in glassy lustrous needles and is colored intensely yellow by a very minute trace of alkali.
Latin. From the taxonomic name Sinapis alba. (Wiktionary)