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# acidity

«acidity» in Mova's school dictionary: **how acidic something is: how strong an acid it is** — its meaning for a pupil, its sense in the lessons and examples.

### part of speech

noun (acidity; uncountable)

### meaning for a pupil

1) Acidity is how acidic something is: how strong an acid it is. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/A/acidity/#m1)

2) Acidity is the sour taste of acidic food like lemons. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/A/acidity/#m2)

3) (informal) Acidity can mean heartburn or too much acid in the stomach. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/A/acidity/#m3)

4) Acidity of words or a manner means sharpness or unkindness (literary). [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/A/acidity/#m4)

### sense in the lessons

Used in science (the pH scale: below 7 is acidic; testing with litmus or red cabbage indicator), in gardening (soil acidity), environment (acid rain, ocean acidity), cooking and health.

### examples

- We tested the acidity of lemon juice with indicator paper. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/A/acidity/#x1)
- Vinegar has a high acidity. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/A/acidity/#x2)
- The pH scale measures acidity. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/A/acidity/#x3)
- Some plants need soil with high acidity. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/A/acidity/#x4)
- The acidity of the oceans is rising as they absorb carbon dioxide. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/A/acidity/#x5)
- The acidity of the orange made my mouth tingle. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/A/acidity/#x6)
- Too much fizzy drink can cause acidity in the stomach. [tree →](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/A/acidity/#x7)

### note

Uncountable. Adjective: «acidic» or «acid». On the pH scale, a LOWER number means HIGHER acidity: pH 2 is more acidic than pH 5. Opposite: «alkalinity».

### Trees and pragmatics

[Every meaning and example of «acidity» parsed by Mova](https://md.mova.elamur.ai/free/en/corpora/dictionaries/school/A/acidity/), each sentence with its dependency tree and frames.