Definition of 'ion'
Example sentences containing 'ion'
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Tobacco smoke can decrease the number of negative ions in the air. Stay Well This Winter (1989)Japanese companies are responsible for printed circuit boards and the lithium ion battery. Times, Sunday Times (2007)This is largely a matter of negative ions. The Beat Fatigue Workbook - how to identify the causes (1988)It is powered by a lithium ion battery that lasts for up to an hour. Times, Sunday Times (2009)This is because it has more negative ions in it than normal. PCOS DIET BOOK: How you can use the nutritional approach to deal with polycystic ovary syndrome (2002)There is not a negative ion in her body. Times, Sunday Times (2012)The air inside a vehicle is often highly polluted and low in negative ions. Stay Well This Winter (1989)Some have ion indicators to show when they are producing negative ions. The Hayfever Handbook - a summer survival guide (1988) Negative ions have a short lifespan and need to be manufactured constantly. Stay Well This Winter (1989)And the way you transform an atom into an ion is either by adding or taking away an electron. Times, Sunday Times (2009)They have shown the cause to be an imbalance of positive ions which leads to chemicals being released into the bloodstream. Survive the Nine to Five - a woman's guide to working well (1989)They contain positively charged ions to balance out the negative static in your'do. The Sun (2012)It seems to fill the air with positive ions, like rain. Times, Sunday Times (2008)He suspected that the droplets might be collecting around ions, electrically charged atoms in the air. Times, Sunday Times (2013)The lithium ion battery is made up of 48 modules. Times, Sunday Times (2011)Its lithium ion batteries were chosen for the electrical power systems for the Dreamliner. Times, Sunday Times (2013)The pH of a solution is a measure of its hydrogen ion concentration and hence of its acidity. The Dictionary of Nutritional Health (1986)The tremendously high count of positive ions found in most modern offices is detrimental to health and well-being. Survive the Nine to Five - a woman's guide to working well (1989)Silicon can suck in more lithium ions than carbon, and as a result push out more electrons. Times, Sunday Times (2010)This produces an avalanche of electrons and positive ions and the movement of the electrons and the ions produces an electric signal on the wire. Times, Sunday Times (2010)The electric motor can also be used for recharging the vehicle's lightweight lithium ion battery when you are braking. The Sun (2008)He said that his staff were still struggling to identify the precise cause, given that aircraft do not generally use lithium ion batteries. Times, Sunday Times (2013)Their action relies upon inhibiting the passage of calcium ions (electrically charged calcium atoms) into the smooth muscle walls. Lower Your Blood Pressure in 4 Easy Stages (1989)In human mitochondria, it takes ten hydrogen ions to crank the protein through a full circle and thus produce three molecules of ATP. Eating the Sun: How Plants Power the Planet (2007)
Trends of 'ion'
In Common Usage. ion is one of the 10000 most commonly used words in the Collins dictionary
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Definition of ion from the Collins English Dictionary
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