Ozone is a colourless gas which is a form of oxygen. There is a layer of ozone high above the earth's surface.
Ozone is best known for its role in screening the Earth from harmful ultravioletrays from the Sun.
What they find could provide clues to what might happen worldwide if ozone depletioncontinues.
ozone in British English
(ˈəʊzəʊn, əʊˈzəʊn)
noun
1.
a colourless gas with a chlorine-like odour, formed by an electric discharge in oxygen: a strong oxidizing agent, used in bleaching, sterilizing water, purifying air, etc. Formula: O3; density: 2.14 kg/m3; melting pt: –192°C; boiling pt: –110.51°C
Technical name: trioxygen
2. informal
clean bracing air, as found at the seaside
Derived forms
ozonic (əʊˈzɒnɪk) or ozonous (ˈozonous)
adjective
Word origin
C19: from German Ozon, from Greek: smell
ozone in American English
(ˈoʊˌzoʊn)
noun
1.
an unstable, pale-blue gas, O3, with a penetrating odor: it is an allotropic form of oxygen, formed usually by a silent electrical discharge in air, and is used as an oxidizing, deodorizing, and bleaching agent andin the purification of water
2. Slang
pure, fresh air
Derived forms
ozonic (oˈzonic) (oʊˈzɑnɪk; ˈoʊˈzoʊnɪk)
adjective or ˈozonous (ˈoʊzoʊnəs; ˈoʊzənəs)
Word origin
Fr < Gr ozein, to smell < IE base *od- > L odor
Examples of 'ozone' in a sentence
ozone
Nor will they help much if most of the spray is going into the ozone layer rather than your lungs.
The Sun (2017)
There has been recent concern about holes appearing in the ozone layer over the polar regions.
Jilbert, John Geography Basic Facts (1983)
Pools with a perfect mix of ozone and oxygen increase buoyancy and produce quicker race times.
The Sun (2013)
The reason for this is ozone gas in the stratosphere.
Times, Sunday Times (2012)
You can look directly through the ozone hole and take incredible measurements over the long term.
Times, Sunday Times (2016)
The ozone layer is vital for absorbing ultraviolet rays from the sun that would otherwise be harmful.
Times, Sunday Times (2012)
That air is often stagnant and cooked by sunshine that turns exhaust fumes into toxic ozone gas.
Times, Sunday Times (2008)
The hole in the ozone layer is now thought to be repairing itself.
The Sun (2013)
The latter are of little concern as they tend to be absorbed by the ozone layer.
Sedgbeer, Sandra The A-Z of Beauty Treatment (1994)
In fact the "firing line" that is the ozone layer is a deep one.
Radford, Tim & Leggett, Jeremy The Crisis of Life on Earth - our legacy from the second millenium (1990)
And the problem is growing worse as the ozone layer is depleted.
The Sun (2010)
Another critical environmental problem that results from industrialization and urbanization is thedepletion of the ozone layer in the upper atmosphere.
Appelbaum, Richard P. Sociology (1995)
If anything, the reactions actually convert the chemicals into ozone destroying forms.
Radford, Tim & Leggett, Jeremy The Crisis of Life on Earth - our legacy from the second millenium (1990)
The depletion of ozone over the Antarctic is also having an effect.
Times, Sunday Times (2014)
You couldn't have squeezed her through the hole in the ozone layer.
The Sun (2009)
Without government intervention we wouldn't have fixed the hole in the ozone layer.
Times, Sunday Times (2007)
Of all criteria air pollutants, ozone is the most likely to have fairly uniform concentrations throughout an area.
McKenzie, James F. & Pinger, Robert R. An Introduction to Community Health (1995)
The oxygen formed ozone, shielding the sun's ultraviolet rays and allowing many classes of life to emerge in newly formed coastal shelves.
The Sun (2015)
No oxygen means no ozone, a gas whose molecules are made of three oxygen atoms bound together, rather than the usual two.
Levenson, Thomas Ice Time: Climate, Science, and Life on Earth (1990)
A layer of ozone gas in the stratosphere helps to protect the Earth from the fullonslaught of the sun's ultraviolet radiation.
Times, Sunday Times (2006)
It is as real and compelling as an electric storm at night; it's like the smell of ozone in the air after a lightning bolt has struck.
Zindell, David The Broken God (1993)
Word lists with
ozone
Types of gas
In other languages
ozone
British English: ozone /ˈəʊzəʊn; əʊˈzəʊn/ NOUN
Ozone is a form of oxygen. There is a layer of ozone high above the earth's surface.
Like chlorine, bromine destroys ozone in the upper atmosphere.