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1. Any of three colorless liquid isomeric aromatic hydrocarbons, C10H14, used in the manufacture of synthetic resins and other organic synthesis.
2. The para-isomer of cymene, which occurs naturally in essential oils, especially of cumin and thyme.

[French cymène, from Greek kumīnon, cumin; see cumin.]


(Elements & Compounds) a colourless insoluble liquid with an aromatic odour that exists in three isomeric forms; methylpropylbenzene: used as solvents and for making synthetic resins. The para- isomer is present in several essential oils. Formula: CH3C6H4CH(CH3)2
[C19: cym- from Greek kuminon cumin + -ene]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.cymene - 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
hydrocarbon - an organic compound containing only carbon and hydrogen
References in periodicals archive ?
The main constituents of EOLs are the monoterpenoids thymol, p-cymene and myrcene, and the sesquiterpene caryophyllene (1).
Therefore, the objective of the present study was to evaluate the effects of 11 ACEO (eugenol, carvacrol, citral, limonene, 1,4-cineole, p-cymene, linalool, bornyl acetate, [alpha]-pinene, and [beta]-pinene) on rumen fermentation and methane production.
Rest of the fractions contained solvents with only trace amounts of p-Cymene, T-Terpinene and carvacrol and showed no activity against MDR S.
The base gasoline was obtained from a local supplier, and oxygenates were obtained as reagent grade chemicals, p-Xylene (1,4-dimethylbenzene) and p-cymene (1-methyl, 4-isopropylbenzene) were used to increase the base gasoline RON and PMI without adding oxygen.
thymol, carvacrol, p-cymene, and 1-octacosanol) were purchased from Sigma-Aldrich (Oakville, ON, Canada).
This activity of the essential oil could be assigned to the presence of cyclohepta-1,3,5,-triene, 2H-1,4-pyridoxazin-3(4H)- one, L-carvenol, p-cymene, a-terpineol, b-sitosterol, tyranton, mesityl oxide, -terpinene and b-linalool [31, 32].
5%, was the major constituent in red thyme oil; along with p-cymene, at 22.
Pulegone, 1,8-cineole, thymol, carvacrol, p-cymene and limonene as major compounds of the essential oil of Z.
zerumbet leaves revealed the presence of 17 compounds, with p-cymene, 1,8-cineole, the [gamma]-terpinene and terpinen-4-ol as the main constituents (MURAKAMI et al.
However, bornyl acetate, a-pinene and p-cymene were found in the plant samples from Hamedan only.
aethiopica fruits consist mainly of mono- and sesquiterpenoids with typical constituents being alpha-and Beta-pinene, myrcene, p-cymene, limonene, linalool and 1,8-cineole.