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单词 odorant
释义

Definition of odorant in English:

odorant

noun ˈəʊd(ə)r(ə)ntˈōdərənt
  • A substance used to give a particular odour to a product.

    Example sentencesExamples
    • The best way to identify gas in homes, which was naturally without smell, was by continuing the policy of adding an odorant, he added.
    • Because such an event could be life threatening, inserting an odorant into these gases is crucial to provide a warning of exposure.
    • Within the indoor environment, the perceived odor will often result from exposures to a mixture of several odorants.
    • These genes are believed to accept aquatic odorants.
    • The binding of a chemical cue to an odorant receptor activates G proteins initiating a signal transduction cascade that results in a behavioral response.
    • In fact, all participants were given cotton pads without a specific odorant, although the pads themselves did have a mild odor.
    • He said that this technology can also detect the sulfur-based odorants added to natural gas.
    • They used four odorants: chocolate odor represented a food odor, and lavender represented a non-food odor that was similarly pleasant as chocolate.
    • However, a natural flower oil may contain over 400 different odorants and there are more than 270 known constituents in rose oil.
    • Primary detection of odorants in the vomeronasal system occurs in the vomeronasal organ.
    • For virtually all animals, behavioral responses to odorants are essential for food localization, avoidance of noxious agents, and selection of reproductive partners.
    • She said it was particularly intriguing that odorants with related chemical structures showed highly similar patterns of activation in the cortex.
    • The extracellular signaling of hormones, light, and odorants is facilitated by a large family of G-protein-coupled receptors.
    • They don't say very much about the cleaning liquid except that it comprises alcohol, tensides, lubricants and odorants.
    • Abstract Olfactory receptor neurons respond to odorants with characteristic patterns of action potentials that are relevant for odor coding.
    • The G-protein-coupled receptors sense various agonists such as photons, odorants, neurotransmitters, pheromones, and sugars.
    • Animals that reached the odorant or control were trapped by a spot of sodium azide.
    • Therefore, the chemical composition of an odorant will determine the attractiveness of the odor to the searching organism in terms of its identity and quality.
    • Furthermore, we were not able to evaluate the repeatability of participants' ratings of known odorants in this study.
    • However, rates of pilferage increased when either the substrate or the seeds were moistened, causing them to release more odorants.

Origin

Late Middle English (as an adjective in the sense 'odorous'): from Old French, present participle of odorer, from Latin odorare 'give an odour to'. The current sense dates from the 1940s.

 
 

Definition of odorant in US English:

odorant

nounˈōdərənt
  • A substance giving off a smell, especially one used to give a particular scent or odor to a product.

    Example sentencesExamples
    • She said it was particularly intriguing that odorants with related chemical structures showed highly similar patterns of activation in the cortex.
    • However, a natural flower oil may contain over 400 different odorants and there are more than 270 known constituents in rose oil.
    • The binding of a chemical cue to an odorant receptor activates G proteins initiating a signal transduction cascade that results in a behavioral response.
    • He said that this technology can also detect the sulfur-based odorants added to natural gas.
    • The best way to identify gas in homes, which was naturally without smell, was by continuing the policy of adding an odorant, he added.
    • Animals that reached the odorant or control were trapped by a spot of sodium azide.
    • Primary detection of odorants in the vomeronasal system occurs in the vomeronasal organ.
    • The G-protein-coupled receptors sense various agonists such as photons, odorants, neurotransmitters, pheromones, and sugars.
    • In fact, all participants were given cotton pads without a specific odorant, although the pads themselves did have a mild odor.
    • However, rates of pilferage increased when either the substrate or the seeds were moistened, causing them to release more odorants.
    • The extracellular signaling of hormones, light, and odorants is facilitated by a large family of G-protein-coupled receptors.
    • For virtually all animals, behavioral responses to odorants are essential for food localization, avoidance of noxious agents, and selection of reproductive partners.
    • Because such an event could be life threatening, inserting an odorant into these gases is crucial to provide a warning of exposure.
    • Abstract Olfactory receptor neurons respond to odorants with characteristic patterns of action potentials that are relevant for odor coding.
    • They don't say very much about the cleaning liquid except that it comprises alcohol, tensides, lubricants and odorants.
    • These genes are believed to accept aquatic odorants.
    • They used four odorants: chocolate odor represented a food odor, and lavender represented a non-food odor that was similarly pleasant as chocolate.
    • Furthermore, we were not able to evaluate the repeatability of participants' ratings of known odorants in this study.
    • Therefore, the chemical composition of an odorant will determine the attractiveness of the odor to the searching organism in terms of its identity and quality.
    • Within the indoor environment, the perceived odor will often result from exposures to a mixture of several odorants.

Origin

Late Middle English (as an adjective in the sense ‘odorous’): from Old French, present participle of odorer, from Latin odorare ‘give an odor to’. The current sense dates from the 1940s.

 
 
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更新时间:2024/12/24 8:35:56