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单词 repellent
释义

repellent


re·pel·lent

also re·pel·lant R0158500 (rĭ-pĕl′ənt)adj.1. Inspiring aversion or distaste; repulsive. See Synonyms at hateful, offensive.2. Resistant or impervious to a substance. Often used in combination: a water-repellent fabric.3. Serving or tending to repel something, especially insects: a repellent spray.n. Something that repels, especially:a. A substance used to repel insects.b. A substance or treatment for making a fabric or surface impervious or resistant to something else.
re·pel′lence, re·pel′len·cy n.re·pel′lent·ly adv.

repellent

or

repellant

adj1. giving rise to disgust or aversion; distasteful or repulsive2. driving or forcing away or back; repellingn3. something, esp a chemical substance, that repels: insect repellent. 4. (Textiles) a substance with which fabrics are treated to increase their resistance to water reˈpellence, reˈpellance, reˈpellency, reˈpellancy n reˈpellently, reˈpellantly adv

re•pel•lent

or re•pel•lant

(rɪˈpɛl ənt)

adj. 1. causing distaste or aversion; repulsive. 2. serving or tending to ward off or drive away. 3. impervious or resistant to something (often used in combination): moth-repellent. n. 4. something that repels, as a substance that keeps away insects. 5. any solution applied to a fabric to increase its resistance to water, moths, etc. [1635–45; < Latin repellent-, s. of repellēns, present participle of repellere. See repel, -ent] re•pel′lent•ly, adv.
Thesaurus
Noun1.repellent - a compound with which fabrics are treated to repel waterrepellantchemical compound, compound - (chemistry) a substance formed by chemical union of two or more elements or ingredients in definite proportion by weight
2.repellent - a chemical substance that repels animalsrepellantchemical compound, compound - (chemistry) a substance formed by chemical union of two or more elements or ingredients in definite proportion by weightinsect repellant, insect repellent, insectifuge - a chemical substance that repels insects
3.repellent - the power to repel; "she knew many repellents to his advances"repellantpower, powerfulness - possession of controlling influence; "the deterrent power of nuclear weapons"; "the power of his love saved her"; "his powerfulness was concealed by a gentle facade"
Adj.1.repellent - serving or tending to repel; "he became rebarbative and prickly and spiteful"; "I find his obsequiousness repellent"rebarbative, repellantunpleasant - disagreeable to the senses, to the mind, or feelings ; "an unpleasant personality"; "unpleasant repercussions"; "unpleasant odors"
2.repellent - highly offensiverepellent - highly offensive; arousing aversion or disgust; "a disgusting smell"; "distasteful language"; "a loathsome disease"; "the idea of eating meat is repellent to me"; "revolting food"; "a wicked stench"foul, loathly, repelling, revolting, skanky, disgustful, disgusting, yucky, distasteful, loathsome, repellant, wickedoffensive - unpleasant or disgusting especially to the senses; "offensive odors"
3.repellent - incapable of absorbing or mixing with; "a water-repellent fabric"; "plastic highly resistant to steam and water"resistantnonabsorbent, nonabsorptive - not capable of absorbing or soaking up (liquids)

repellent

adjective1. disgusting, offensive, revolting, obscene, sickening, distasteful, horrid, obnoxious, repulsive, noxious, nauseating, odious, hateful, repugnant, off-putting (Brit. informal), loathsome, abhorrent, abominable, cringe-making (Brit. informal), yucky or yukky (slang), discouraging She still found the place repellent.2. proof, resistant, repelling, impermeable a shower repellent jacket

repellent

adjectiveExtremely unpleasant to the senses or feelings:atrocious, disgusting, foul, horrid, nasty, nauseating, offensive, repulsive, revolting, sickening, ugly, unwholesome, vile.
Translations
令人厌恶的令人反感的

repellent

(-ənt) adjective repulsive; causing dislike or disgust. repellent smell/behaviour. 令人排斥、反感或厭惡的 令人反感的,令人厌恶的排斥 nounsee insect repellent.

repellent

令人厌恶的zhCN

IdiomsSeeshark repellent

repellent


repellent

a substance with which fabrics are treated to increase their resistance to water

Repellent

 

a substance that repels arthropods (insects and ticks), mammals, and birds. Repellents are used mainly to protect man and animals from attacks by bloodsucking insects, to prevent such infectious diseases as encephalitides and leishmaniases, and to protect clothing and furniture from arthropods.

Repellents of plant and animal origin, including herbs and vegetable oils, have been used since ancient times. Today, most repellents are long-acting chemical preparations that are mainly synthetic. These include ethers and esters, alcohols, aldehydes, amides, and essential oils.

Repellents are classified according to the type of action they exert on arthropods. Olfactory repellents, or fumigants, are volatile substances that act at a distance and affect the nerve endings of insects’ olfactory organs. They include dimethyl phthal-ate, DETA, and kiuzol. Bite-preventing or contact repellents, including anabasine, hecamide, and Indalone, act on arthropods that come in direct contact with the treated surface. Masking, or deodorizing, repellents, such as lemon and clove oils, destroy or neutralize odors that attract arthropods. In areas with a great many bloodsucking arthropods, it is only with the use of repellents that such undertakings as geological investigations and the laying of conduits can take place.

Repellents are applied to exposed parts of the body or to clothing, protective netting, and tents. Repellents applied to the skin are in lotion or other liquid form; they may also be unguents or creams or in aerosol form. The duration of the protective effect depends on such factors as weather and the properties of the repellent itself.

When repellents come in contact with the mucosa of the eyes, nose, or mouth they produce irritation. If this takes place, especially among persons with allergies, the repellent must be washed off and its use discontinued. In treating fabrics, the material is wetted or soaked in a liquid repellent; it may also be treated with solid repellents—wax crayons and bars, paraffin, or stearin—or with aerosol bombs. Fabrics given a single treatment retain their repellent effect for several days, several weeks, or the entire period during which the arthropods are active.

Outside the USSR, repellents are also used to treat forest stands and fruit crops to protect them from deer, roe deer, hares, murine rodents, and birds. Effective repellents for protecting plants from harmful insects and ticks have not yet been found but are being intensively developed.

REFERENCES

Gladkikh, S. G. Sredstva, otpugivaiushchie krovososushchikh nasekomykh i kleshchei. Moscow, 1964. (Contains bibliography.)
Nepoklonov, A. A. Khimicheskie sredstva zashchity zhivotnykh. Moscow, 1971.
Dremova, V. P. “Naibolee effektivnye sovremennye repellenty i taktika ikh primeneniia.” In Prirodnaia ochagovost’ boleznei i voprosy parazitologii zhivotnykh: Trudy 7 Vsesoiuznoi konferentsii po prirodnoi ocha-govosti boleznei i obshchim voprosam parazitologii zhivotnykh, fase. 6, part 2. Tashkent, 1972.

T. S. POTSHEBA

repellent


repellent

 [re-pel´ent] 1. able to repel or drive off.2. an agent that so acts.

re·pel·lent

(rē-pel'ĕnt), 1. Capable of driving off or repelling; repulsive. 2. An agent that drives away or prevents annoyance or irritation by insect pests. 3. An astringent or other agent that reduces swelling. [L. re-pello, pp. -pulsus, to drive back]

re·pel·lent

(rĕ-pel'ĕnt) 1. Capable of driving off or repelling; repulsive. 2. An agent that drives away or prevents annoyance or irritation by insect pests. 3. An astringent or other agent that reduces swelling. [L. re-pello, pp. -pulsus, to drive back]

repellent


  • all
  • adj
  • noun

Synonyms for repellent

adj disgusting

Synonyms

  • disgusting
  • offensive
  • revolting
  • obscene
  • sickening
  • distasteful
  • horrid
  • obnoxious
  • repulsive
  • noxious
  • nauseating
  • odious
  • hateful
  • repugnant
  • off-putting
  • loathsome
  • abhorrent
  • abominable
  • cringe-making
  • yucky or yukky
  • discouraging

adj proof

Synonyms

  • proof
  • resistant
  • repelling
  • impermeable

Synonyms for repellent

adj extremely unpleasant to the senses or feelings

Synonyms

  • atrocious
  • disgusting
  • foul
  • horrid
  • nasty
  • nauseating
  • offensive
  • repulsive
  • revolting
  • sickening
  • ugly
  • unwholesome
  • vile

Synonyms for repellent

noun a compound with which fabrics are treated to repel water

Synonyms

  • repellant

Related Words

  • chemical compound
  • compound

noun a chemical substance that repels animals

Synonyms

  • repellant

Related Words

  • chemical compound
  • compound
  • insect repellant
  • insect repellent
  • insectifuge

noun the power to repel

Synonyms

  • repellant

Related Words

  • power
  • powerfulness

adj serving or tending to repel

Synonyms

  • rebarbative
  • repellant

Related Words

  • unpleasant

adj highly offensive

Synonyms

  • foul
  • loathly
  • repelling
  • revolting
  • skanky
  • disgustful
  • disgusting
  • yucky
  • distasteful
  • loathsome
  • repellant
  • wicked

Related Words

  • offensive

adj incapable of absorbing or mixing with

Synonyms

  • resistant

Related Words

  • nonabsorbent
  • nonabsorptive
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更新时间:2024/11/12 13:07:04