OZONE

Pronunciation (US):

(GB):

IPA (US):

 Dictionary entry overview: What does ozone mean? 

• OZONE (noun)
  The noun OZONE has 1 sense:

1. a colorless gas (O3) soluble in alkalis and cold water; a strong oxidizing agent; can be produced by electric discharge in oxygen or by the action of ultraviolet radiation on oxygen in the stratosphere (where it acts as a screen for ultraviolet radiation)

  Familiarity information: OZONE used as a noun is very rare.

 Dictionary entry details 

• OZONE (noun)

Sense 1

Meaning:

A colorless gas (O3) soluble in alkalis and cold water; a strong oxidizing agent; can be produced by electric discharge in oxygen or by the action of ultraviolet radiation on oxygen in the stratosphere (where it acts as a screen for ultraviolet radiation)

Classified under:

Nouns denoting substances

Hypernyms ("ozone" is a kind of...):

gas (a fluid in the gaseous state having neither independent shape nor volume and being able to expand indefinitely)

Meronyms (substance of "ozone"):

atomic number 8; O; oxygen (a nonmetallic bivalent element that is normally a colorless odorless tasteless nonflammable diatomic gas; constitutes 21 percent of the atmosphere by volume; the most abundant element in the earth's crust)

 Context examples 

"He is most interesting, a whiff of ozone," she answered.

(Martin Eden, by Jack London)

The two agencies have monitored the ozone hole for the past 25 years.

(Warmth in the Antarctic stratosphere helped limit the size of the ozone hole in 2017 to the smallest observed since 1988, NOAA)

Her team previously found that ozone increased the risk of stillbirth.

(Air pollution exposure in early pregnancy linked to miscarriage, National Institutes of Health)

Part of the good ozone layer is gone.

(Ozone, Environmental Protection Agency)

A sterilization process that uses radicals that form from ozone gas to kill microorganisms.

(Ozone Sterilization, Food and Drug Administration)

A sterilization process that uses ozone gas to kill microorganisms.

(Ozone Sterilization, NCI Thesaurus)

Ozone plays a similar role in Earth’s atmosphere, where it causes inversion in the stratosphere.

(Inferno World with Titanium Skies, ESO)

When ozone forms air pollution, it's also called smog.

(Air Pollution, Environmental Protection Agency)

These conditions increase the emission of biogenic volatile organic compounds, which boost the production of surface ozone and other aerosols.

(Dangers of Concurrent Heat Waves, Air Pollution, The Titi Tudorancea Bulletin)

Trees are particularly good at filtering air pollutants such as ozone, sulphur dioxide, nitrogen oxides and particulate matter, which come from cars and roadworks.

(People Living Near Parks in Cities Less Likely to Face Early Death, The Titi Tudorancea Bulletin)