A a


    • US Pronunciation
    • US IPA
    • UK Pronunciation
    • UK IPA
    • [uh-sid-i-tee]
    • /əˈsɪd ɪ ti/
    • /əˈsɪd.ɪ.ti/
    • US Pronunciation
    • US IPA
    • [uh-sid-i-tee]
    • /əˈsɪd ɪ ti/

Definitions of acidity word

  • noun acidity the quality or state of being acid 3
  • noun acidity the amount of acid present in a solution, often expressed in terms of pH 3
  • noun acidity acid quality or condition; sourness 3
  • noun acidity the degree of this 3
  • noun acidity hyperacidity 3
  • noun acidity the quality or state of being acid. 1

Information block about the term

Origin of acidity

First appearance:

before 1610
One of the 40% oldest English words
From the Late Latin word aciditās, dating back to 1610-20. See acid, -ity

Historical Comparancy

Parts of speech for Acidity


acidity popularity

A common word. It’s meaning is known to most children of preschool age. About 90% of English native speakers know the meaning and use the word.
Most Europeans know this English word. The frequency of it’s usage is somewhere between "mom" and "screwdriver".

acidity usage trend in Literature

This diagram is provided by Google Ngram Viewer

Synonyms for acidity

noun acidity

  • tartness — sharp to the taste; sour or acid: Tart apples are best for pie. Synonyms: astringent, acrid, piquant. Antonyms: sweet, sugary, bland, mellow.
  • acerbity — Acerbity is a kind of bitter, critical humour.
  • causticity — capable of burning, corroding, or destroying living tissue.
  • pungency — sharply affecting the organs of taste or smell, as if by a penetrating power; biting; acrid.
  • sourness — having an acid taste, resembling that of vinegar, lemon juice, etc.; tart.

Antonyms for acidity

noun acidity

  • oversweet — having the taste or flavor characteristic of sugar, honey, etc.

Top questions with acidity

  • how to get rid of acidity?
  • how to cut acidity in tomato sauce?
  • how to reduce acidity in tomato sauce?
  • what is acidity?
  • how to reduce acidity?
  • what acid is responsible for stomach acidity?
  • how do you measure for acidity or alkalinity?
  • what does acidity mean?
  • how to determine acidity?
  • which fruits are good for acidity?
  • in acidity what to eat?
  • what takes the acidity out of tomato sauce?
  • how to reduce acidity in your body?
  • how to reduce acidity of soil?
  • how to change the acidity of soil?

See also

Matching words

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