acid·​i·​ty | \ ə-ˈsi-də-tē How to pronounce acidity (audio) , a- \
plural acidities

Definition of acidity

1 : the quality, state, or degree of being acid
2 : the state of being excessively acid

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Examples of acidity in a Sentence

detected a certain acidity in the way he responded the acidity of their relationship was well known to their mutual acquaintances
Recent Examples on the Web And stick with Champagne vinegar instead of white wine vinegar to really get that bright acidity. San Diego Union-Tribune, 28 July 2021 Cinsault may look like the others, but spicier, fruitier flavors with bright acidity give it some city attitude. Amanda Schuster, Forbes, 20 May 2021 Also, acid levels have decreased modestly over the last decade or so, which has led us to pick earlier to retain as much natural acidity as possible. Lauren Mowery, Forbes, 23 Sep. 2021 The flavor is somewhat mild, built exclusively around jalapeño chiles, with a more reserved saltiness and acidity. Paul Stephen, San Antonio Express-News, 22 Sep. 2021 Constant ocean breezes help keep moisture-loving diseases and pests at bay, and proximity to the sea encourages the kinds of temperature shifts that produce high-acidity thirst quenchers. Joseph Hernandez, Bon Appétit, 7 Sep. 2021 Consider some of California’s other top-performing wine regions—Napa Valley, Paso Robles—inevitably there’s a cooling influence contributing to a balance between ripeness and acidity that keeps the wines fresh. Sara L. Schneider, Robb Report, 30 Aug. 2021 The five traditional bordeaux red grapes — cabernet sauvignon, merlot, cabernet franc, petit verdot and malbec — complement one another in flavor, tannin and acidity. Washington Post, 20 Aug. 2021 The dish burst with fresh tomato flavor and pleasing acidity, though a touch of salt would give the tuna more distinction in the dish. San Diego Union-Tribune, 20 Aug. 2021

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'acidity.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of acidity

1615, in the meaning defined at sense 1

History and Etymology for acidity

borrowed from French & Late Latin; French acidité, going back to Middle French, borrowed from Late Latin aciditāt-, aciditās, from Latin acidus "sour, acid entry 2" + -itāt-, -itās -ity

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Time Traveler for acidity

Time Traveler

The first known use of acidity was in 1615

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Dictionary Entries Near acidity

acid indigestion


acidity coefficient

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Statistics for acidity

Last Updated

11 Oct 2021

Cite this Entry

“Acidity.” Dictionary, Merriam-Webster, Accessed 22 Oct. 2021.

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More Definitions for acidity


acid·​i·​ty | \ ə-ˈsi-də-tē How to pronounce acidity (audio) \
plural acidities

Kids Definition of acidity

: the quality, state, or degree of being acid


acid·​i·​ty | \ ə-ˈsid-ət-ē, a- How to pronounce acidity (audio) \
plural acidities

Medical Definition of acidity

1 : the quality, state, or degree of being sour or chemically acid the acidity of lemon juice
2 : the quality or state of being excessively or abnormally acid : hyperacidity

More from Merriam-Webster on acidity

Nglish: Translation of acidity for Spanish Speakers

Britannica English: Translation of acidity for Arabic Speakers Encyclopedia article about acidity


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