acidity
English
Etymology
From French acidité, from Latin aciditātem, accusative singular of aciditās (“sourness, acidity”), from acidus (“sour, acid”). Equivalent to acid + -ity.
Pronunciation
- (UK) IPA(key): /əˈsɪdɪti/
Audio (RP) (file)
Noun
acidity (countable and uncountable, plural acidities)
- The quality or state of being acid.
- Sourness; tartness; sharpness to the taste.
- the acidity of lemon juice
- Empty stomachs lead to acidity and leave a sour taste in the mouth.
- (pathology) Excessive acid quality, as in gastric secretions.
- (figurative) A caustic, sour, biting, or bitter quality.
- 1912, Arthur Conan Doyle, The Lost World […], London; New York, N.Y.: Hodder and Stoughton, OCLC 1029993343:
- "What shall we call it?" he asked. "Why should you not take the chance of perpetuating your own name?" said Summerlee, with his usual touch of acidity.
- 1913, Sir Arthur Conan Doyle, The Poison Belt, page 60:
- It was a brave, good speech, a speech from that staunch and strong spirit which lay behind all the acidities and angularities of the old zoologist.
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Antonyms
- alkalinity
- basicity
Derived terms
- Hammett acidity function
- acidity function
- acidity regulator
Translations
quality or state of being acid
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quality of sourness to the taste
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pathology: excessive acid quality
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Anagrams
- adicity