from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. An enzyme found in mustard plants, which hydrolyzes sinigrin.
from the GNU version of the Collaborative International Dictionary of English
- n. An enzyme, resembling diastase, found in mustard seeds.
from The Century Dictionary and Cyclopedia
- n. A nitrogenous ferment contained in the seeds of black mustard, and possibly in horse-radish-root. By its action potassium myronate is decomposed, forming potassium sulphate, glucose, and oil of mustard.
Sorry, no etymologies found.
Neither emulsin, arbutin nor crotin have any marked hydrolytic action on castor oil, but myrosin is about half as active as castor seeds, except in the presence of potassium myronate, when no decomposition occurs.
_Arctostaphylos Uva Ursi_, containing the glucoside arbutin, myrosin from black mustard-seed, gold lac (_Cheirantus cheiri_) and crotin from croton seeds.
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