the amount of alkali or base in a solution, often expressed in terms of pH
alkalinity in American English
(ˌælkəˈlɪnɪti)
noun
Chemistry
alkaline condition; the quality that constitutes an alkali
Word origin
[1780–90; alkaline + -ity]This word is first recorded in the period 1780–90. Other words that entered Englishat around the same time include: alignment, carton, ego, oxygen, seep-ity is a suffix used to form abstract nouns expressing state or condition. Other wordsthat use the affix -ity include: Latinity, civility, jollity
Examples of 'alkalinity' in a sentence
alkalinity
`No, but it's the best place for testing the acidity of alkalinity of this hillside.
Ross, Melville LOHENGRIN
They are tolerant of a little acidity and alkalinity but avoid any extremes.
Times, Sunday Times (2016)
To combat acidity we want to increase body alkalinity which is the ultimate anti-inflammatory.
Times, Sunday Times (2016)
I thought it might be a problem of acidity or alkalinity of the soil.
Globe and Mail (2003)
Although acid soil is preferred, you will find it tolerates a degree of alkalinity and even partial shade.
Times, Sunday Times (2018)
So instead of studying food alkalinity charts before a meal, just eat 40 per cent of your food raw.
Times, Sunday Times (2015)
Avoid traditional soap bars as they irritate, their alkalinity neutralising the face's protective acid mantle.
Times, Sunday Times (2006)
Snowdrops are not fussy about soil type (soil structure matters, rather than alkalinity or acidity), butdon't like heavy clay.
Times, Sunday Times (2009)
Their books subscribe to pseudoscientific ideas about alkalinity in the body, and they predictably spurn genetically modified food.