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单词 semiochemical
释义

Definition of semiochemical in English:

semiochemical

noun ˌsiːmɪə(ʊ)ˈkɛmɪk(ə)lˌsemē-ōˈkemikəl
Biochemistry
  • A pheromone or other chemical that conveys a signal from one organism to another so as to modify the behaviour of the recipient organism.

    〔生化〕化学信息素

    Example sentencesExamples
    • They expected to confirm that grapefruit is highly attractive to the Mexican fruit fly, probably because a grapefruit gives off semiochemicals - a type of chemical signature that insects identify by smell.
    • Combined with a juvenile-hormone-type insecticide, such a semiochemical could potentially be used as an effective control method of this mosquito as a disease vector.
    • In particular, he is trying to determine whether genetically modified soybeans release the same semiochemicals as traditional soybean varieties to attract insects that parasitize stink bugs.
    • The semiochemical is even strong enough to awaken lab sharks from tonic immobility, an induced, ‘death-feigning’ state during which researchers can go so far as to perform surgery without arousing the animal.
    • Animals or even plants may emit different semiochemicals (including pheromones) which serve as sexual attractants, repellents to potential predators, or inducements to flight mode.

Origin

1970s: from Greek ēmeion 'sign' + chemical.

Definition of semiochemical in US English:

semiochemical

nounˌsemē-ōˈkemikəl
Biochemistry
  • A pheromone or other chemical that conveys a signal from one organism to another so as to modify the behavior of the recipient organism.

    〔生化〕化学信息素

    Example sentencesExamples
    • In particular, he is trying to determine whether genetically modified soybeans release the same semiochemicals as traditional soybean varieties to attract insects that parasitize stink bugs.
    • They expected to confirm that grapefruit is highly attractive to the Mexican fruit fly, probably because a grapefruit gives off semiochemicals - a type of chemical signature that insects identify by smell.
    • Animals or even plants may emit different semiochemicals (including pheromones) which serve as sexual attractants, repellents to potential predators, or inducements to flight mode.
    • Combined with a juvenile-hormone-type insecticide, such a semiochemical could potentially be used as an effective control method of this mosquito as a disease vector.
    • The semiochemical is even strong enough to awaken lab sharks from tonic immobility, an induced, ‘death-feigning’ state during which researchers can go so far as to perform surgery without arousing the animal.

Origin

1970s: from Greek ēmeion ‘sign’ + chemical.

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更新时间:2024/10/19 10:27:43