Definitions
from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun A monounsaturated fatty acid, C22H42O2, making up 40 to 50 percent of the total fatty acid in rapeseed, wallflower seed, and mustard seed, used in manufacturing cosmetics and photographic emulsions and films and as a lubricant.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun organic chemistry A
long chain unsaturated fatty acid , CH3(CH2)7CH=CH(CH2)11COOH, found inrapeseed andmustard seed oils ; the cis-isomer is erucic acid, the trans- isomer isbrassidic acid
Etymologies
from The American Heritage® Dictionary of the English Language, 4th Edition
[From New Latin Ērūca, arugula genus (from the fact that erucic acid is generally abundant in oil from the seeds of members of the mustard family such as arugula), from Latin ērūca, arugula.]
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