ozoneとは 意味・読み方・使い方

発音

• IPA^(key): /ˈoʊzoʊn/, /ˈəʊzəʊn/

名詞

ozone (uncountable)

1. (inorganic chemistry) An allotrope of oxygen (symbol O₃) having three atoms in the molecule instead of the usual two; it is a toxic gas, generated from oxygen by electrical discharge.
   • 2018, Nnedi Okorafor, Who Fears Death, HarperVoyager, page 334:

     Lightning flashed again, the thunder came a second later. It rained harder. The smell of ozone was strong. You could feel the charge in the air.

   Hypernym: greenhouse gas

2. (Britain, informal) Fresh air, especially that breathed at the seaside and smelling of seaweed.
   • 1875, William Crookes, The Chemical News, page 99,

     A patent obtained in England, and specified far from clearly, for obtaining ozone by boiling seaweed,†† may be mentioned as a curiosity, and also the credulity with which ozone-baths, prepared in this manner, find a ready sale, in spite of, or perhaps rather on account of, their high price.

   • 1888, L. T. Meade, A. Balfour Symington, Edwin Oliver, Atalanta, Volume 1, page 674,

     To Ramsgate baths she sped, in quest / Of seaweed and ozone ; / For seaweed and ozone were best, / They said, to give her tone.

   • 2007, Robert Douglas, Tales of the Unexpected, Somewhere to Lay My Head, unnumbered page,

     It's got the lot: fresh sea air, ozone, seaweed. You could cut the air with a knife.

派生語

動詞

ozone (三人称単数 現在形 ozones, 現在分詞 ozoning, 過去形および過去分詞形 ozoned)

1. (transitive) To treat with ozone.
   • 1868, Medical and Surgical Reporter (volume 19, page 392)

     Whenever it exists, as it usually does, even where the tide water freshens at the ebb, it seems to have a purifying tendency, probably by ozoning the superincumbent atmosphere.

   • 1997, Robert Sampson, Patricia Hughes, Breaking Out of Environmental Illness

     I worked nonstop to make the house safe. Periodically I ozoned the first-floor bathroom, but it still made us sick.

Further reading

• ozone on Wikipedia.
• “ozone”, in Lexico, Dictionary.com; Oxford University Press, 2019–2022.

アナグラム

• nooze