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单词 oxidation
释义

Definition of oxidation in English:

oxidation

noun ɒksɪˈdeɪʃ(ə)nˌɑksəˈdeɪʃ(ə)n
mass nounChemistry
  • The process or result of oxidizing or being oxidized.

    〔化〕氧化(作用)

    Example sentencesExamples
    • The silver metal gives up some of its electrons and forms silver sulfide in a process called oxidation.
    • In the case of ethanol, oxidation can occur under the action of certain species of bacteria.
    • On ageing, textiles are usually damaged by oxidation or acid-catalysed hydrolysis.
    • The drop in pH is probably mainly due to oxidation of upward diffusing sulphide.
    • Elemental bromine is made by oxidation, removal of electrons from bromide ions in brine.
    Synonyms
    discoloration, rust, tarnishing, blackening, film, patina

Derivatives

  • oxidational

  • adjectiveɒksɪˈdeɪʃ(ə)n(ə)l
    Chemistry
    • Oxidational wear of tin coatings on tool steel and nitrided tool steel in unlubricated fretting.
      Example sentencesExamples
      • AITiN has a higher aluminum content than the TiAIN coating, which is said to result in a coating with higher hardness that increases hot hardness and the oxidational stability of the coating.

Origin

Late 18th century: from French (modern French oxydation), from oxider 'oxidize'.

Definition of oxidation in US English:

oxidation

nounˌɑksəˈdeɪʃ(ə)nˌäksəˈdāSH(ə)n
Chemistry
  • The process or result of oxidizing or being oxidized.

    〔化〕氧化(作用)

    Example sentencesExamples
    • Elemental bromine is made by oxidation, removal of electrons from bromide ions in brine.
    • The silver metal gives up some of its electrons and forms silver sulfide in a process called oxidation.
    • The drop in pH is probably mainly due to oxidation of upward diffusing sulphide.
    • On ageing, textiles are usually damaged by oxidation or acid-catalysed hydrolysis.
    • In the case of ethanol, oxidation can occur under the action of certain species of bacteria.
    Synonyms
    discoloration, rust, tarnishing, blackening, film, patina

Origin

Late 18th century: from French ( modern French oxydation), from oxider ‘oxidize’.

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更新时间:2024/11/11 6:47:04