acidity

acidity

CEFR: C1-C2 /acid-i-ty/ [ah0.s.ih1.d.ah0.t.iy0]

Acidity is the level of acid in substances. Likewise, alkalinity is the level of alkali in substances. You can ‘increase/decrease the acidity/alkalinity’.

Here are example sentences:

Example Sentences:
The pollution produced by carbon dioxide increases the acidity of the oceans and affects the marine food chain.
We can decrease the alkalinity by adding more acidic chemicals.