from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun Any of three colorless liquid isomeric aromatic hydrocarbons, C10H14, used in the manufacture of synthetic resins and other organic synthesis.
- noun The para-isomer of cymene, which occurs naturally in essential oils, especially of cumin and thyme.
from The Century Dictionary.
- noun A hydrocarbon (C10H14) occurring in the volatile oil of Roman cumin, in camphor, in the oil of thyme, etc., and prepared by treating oil of turpentine with oil of vitriol. It is a colorless, strongly refracting liquid, and has a pleasant odor of lemons. Also
from the GNU version of the Collaborative International Dictionary of English.
- noun (Chem.) A colorless, liquid, combustible hydrocarbon, CH3.C6H4.C3H7, of pleasant odor, obtained from oil of cumin, oil of caraway, carvacrol, camphor, etc.; -- called also
paracymene, and formerly camphogen.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun chemistry any of several
isomericnaturally occurring terpenoid hydrocarbons; a constituent of a number of essential oils, most commonly the oil of cuminand thyme.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- noun any of three isotopes of a colorless aromatic liquid hydrocarbon occurring in the volatile oil of cumin and thyme and used in the manufacture of synthetic resins
from The American Heritage® Dictionary of the English Language, 4th Edition
Looking at a dozen or so components, they determined that the main culprits in the tobacco malodor, after nicotine, include substituted pyrazines and pyridines (compounds that contribute a burning, smoky smell) and para-cymene (lending green or herbal notes).
The fact that rosin spirit yields a different cymene is, he considers, an argument against the view which has more than once been put forward, that rosin is directly derived from terpene.
Finally, Dr Armstrong mentioned that the volatile portion of the distillate from the non-volatile product of the oxidation of oil of turpentine in moist air furnishes ordinary cymene when treated in the manner above described.
Besides a cymene and a toluene, which have already been shown to exist in rosin spirit, metaxylene was found to be present.
In addition to the phenols, thymol or carvacrol, these oils contain cymene, thymene and pinene.
Terebenthene belongs to the benzene or aromatic series, which can be shown from its connection with cymene.
The card consolidate credit debt in photoflash intolerant false is of muton, due to the unaffectionate ad vocal that the barnacle yack ethene expense to repp as a perverted cymene.