What's the difference between perfume and terpene?

Perfume


Definition:

  • (v. t.) To fill or impregnate with a perfume; to scent.
  • (v.) The scent, odor, or odoriferous particles emitted from a sweet-smelling substance; a pleasant odor; fragrance; aroma.
  • (v.) A substance that emits an agreeable odor.

Example Sentences:

  • (1) ", the name of the perfume, which is produced and distributed by Coty UK.
  • (2) The most frequent sensitizers observed included nickel sulphate, cobalt, Kathon CG, perfumes, potassium dichromate and balsam of Peru.
  • (3) For the second show in the Guardian’s 10-week radio series on NTS, Alexis talked to the Guide’s Kate Hutchinson about glam’s early innovators, forgotten outliers and its modern descendants: T Rex to David Bowie and Iron Virgin to Perfume Genius.
  • (4) The names she cites include Givaudan (perfume), Verifone (secure payment) and Premier Foods.
  • (5) The poster features an image of the singer sitting on the floor with her head and shoulders leaning against a wall and her legs raised against a large bottle of perfume.
  • (6) It is also important to be aware of perfumes and grocery products as causes of this phenomenon.
  • (7) Other reactions include consort dermatitis and reactions to toothpastes, gum and perfumes in paper products, sanitary napkins, ostomy pastes, and detergents.
  • (8) Although such materials are used for their fixative and odor qualities rather than their pheromonal effects, perfumes are generally marketed as having the ability to enhance sexual attractiveness.
  • (9) The loud ties, hideous jumpers, bottles of Drambuie, dubious perfumes and aftershaves, second copies of DVDs, panettones and stultifying board games are all an extension of that.
  • (10) Excessive afferent stimulation (flashing lights, noise, strong perfumes) or hypothalamic changes resulting from emotion, stress or the operation of some internal clock may set in motion brainstem mechanisms, including spontaneous unilateral or bilateral discharge of pain pathways.
  • (11) The 9.1% female reactivity may be traceable to perfumed cosmetics.
  • (12) It has all the metaphors of smoothness.” Sporting a glittering LV logo at the front door, it could also be a gigantic Louis Vuitton perfume bottle, smashed to smithereens.
  • (13) This week's edition of the FT's How to Spend It, suggests some Christmas foibles – £625 gloves, £705 Black Amber perfume, a £10,000 Boodles bangle.
  • (14) One Direction and Little Mix, managed by Simon Cowell’s Syco organisation, have an extensive portfolio of money-spinning activities from perfume to clothing ranges, make up and look-alike dolls.
  • (15) Contact dermatitis essentially involves those areas to which perfume is applied.
  • (16) The X Factor judge Tulisa may have thought she was harnessing the power of social media when she asked her 3 million Twitter followers to suggest names for her new perfume.
  • (17) When she uses public toilets, she likes to rub her vagina around the lavatory seat, and she has experimented with "long periods of not washing my pussy", to investigate its erotic impact - dabbing her own personal pubic perfume behind her earlobes.
  • (18) However, if the mother is perfumed prior to nursing, pups will learn to respond to the novel odor with the characteristic nipple-search behavior in just one 3-4 min nursing episode.
  • (19) During this time, the participants did not bathe or shower or apply any scent producing substance to their bodies, i.e., deodorants, perfumes.
  • (20) As part of an international cooperative study of the photophysical, photomutagenic and photocarcinogenic properties of bergamot oil and the effect of UVA and UVB sunscreens, the phototoxic properties of model perfumes containing 5, 15 and 50 ppm 5-methoxypsoralen (5-MOP) in bergamot oil with and without a sunscreen have been investigated on human skin.

Terpene


Definition:

  • (n.) Any one of a series of isomeric hydrocarbons of pleasant aromatic odor, occurring especially in coniferous plants and represented by oil of turpentine, but including also certain hydrocarbons found in some essential oils.

Example Sentences:

  • (1) Cyclic terpenes were selected from the chemical classes of hydrocarbons (e.g., alpha-pinene), alcohols (e.g., alpha-terpineol), ketones (e.g., carvone), and oxides (e.g., 1.8-cineole, ascaridole).
  • (2) From the unsaponifiable fraction (63 g) of linseed oil (25 kg), two terpenic alcohols were isolated by alumina column, thin-layer, and gas-liquid chromatography.
  • (3) During growth on oat grain the production of 8-carbon alcohols and 3-methyl-1-butanol was higher and the production of terpenes was lower than during growth on agar substrates.
  • (4) Derivatives of camphor and terpenes have been identified in this particular river.
  • (5) The organisms were isolated on, and grew rapidly in, mineral salts medium containing the appropriate terpene substrates as sole carbon sources.
  • (6) These observations are compared with the results obtained with terpenic molecules which interact with mitochondrial respiration.
  • (7) The terpenes with hydrogen-bonding ability, however, only enhanced propranolol flux (at a level comparable to n-nonanol).
  • (8) The terpene PAF receptor antagonist BN52021 inhibited the action of PAF on [Ca2+]i. Voltage-dependent Ca2+ channel blocker, verapamil (200 microM), antagonized the action of PAF on [Ca2+]i as did chelation of extracellular Ca2+.
  • (9) Bakuchiol [17], a known prenylated phenolic terpene, was also isolated; its activity was not due to toxicity.
  • (10) The studies on isolated mitochondria showed a series of effects, starting with the disappearance of the respiratory control and deenergization of the organelles and followed by an inhibition of respiration at higher concentrations of the terpene.
  • (11) To improve oral litholysis: 1) UDCA was combined with the amino acid taurine, 2) CDCA and UDCA were administered in a single bedtime dose, 3) they were combined, each bile acid in half dosage, and 4) they were mixed with terpenes.
  • (12) The terpenes prolonged nucleation time from 2.8 to 5.8 days (one capsule; P less than 0.05) and to 9.5 days (two capsules; P less than 0.001), respectively; but nucleation did not occur in seven controls.
  • (13) Samples collected from 50 mL of ambient air at 87 K (liquid argon) are injected without use of a valve into a silica capillary column which is then temperature programmed from -30 degrees C to 180 degrees C. Hydrocarbons (4 to 10 carbons) as well as carbonyl compounds, chlorinated compounds and terpenes can be identified and quantified.
  • (14) These results support previous findings suggesting that hydroxylation of the terpene portion of the delta 9-THC molecule significantly reduces intraocular pressure lowering activity.
  • (15) The problems connected with the measurement of hydrocarbons outside urban areas are considerable: The atmospheric mixing ratios of most of the hydrocarbons are very low--from a few ppb down to some ppt; the mixture of hydrocarbons is extremely complex, ranging from light n-alkanes to alkyl benzenes and terpenes; for measurements in remote areas the logistic conditions often restrict the instrumentation which can be used for sample collection or in situ measurements (such as lack of electric power supply, weight restrictions etc.).
  • (16) Inhibitors included sulfhydryl reactive compounds, terpene epoxides, and pinane derivatives with substituent groups at carbon 3.
  • (17) However, rat liver microsomal acyl-CoA:retinol acyltransferase activity was inhibited by the terpene ester.
  • (18) The content of n-isoalkans, isoprenoids, monocycloparaffins, bi-and tricyclic naphthenes, steranes and terpenes, olifines, squalene and other polyenes in sunflower, cotton, soya oils and oilcakes was measured.
  • (19) The genotoxicity of the terpene beta-myrcene was evaluated in mammalian cells in vitro.
  • (20) Both are terpenes, which are derived by assembly of isoprene units.