acidity

noun

acid·​i·​ty ə-ˈsi-də-tē How to pronounce acidity (audio)
a-
plural acidities
1
: the quality, state, or degree of being acid
2
: the state of being excessively acid

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
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Medium-full with very good concentration and cleansing acidity. Tom Hyland, Forbes, 24 Feb. 2025 The wine adds a nice acidity and body to the sauce. Catherine Jessee, Southern Living, 22 Feb. 2025 Why not a Chenin Blanc from South Africa that has just the right amount of fruit and balances the acidity and oak influence, so both the wine and conversation can flow. Anna Cafolla, Vogue, 14 Feb. 2025 Your healthcare provider might recommend adding a proton pump inhibitor (PPI), a medication that reduces stomach acidity, while taking ibuprofen.11 Drug Interactions Certain drugs may interact with ibuprofen when taken together. Femi Aremu, Verywell Health, 3 Feb. 2025 See All Example Sentences for acidity

Word History

Etymology

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

First Known Use

1615, in the meaning defined at sense 1

Time Traveler
The first known use of acidity was in 1615

Cite this Entry

“Acidity.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/acidity. Accessed 28 Feb. 2025.

Kids Definition

acidity

noun
acid·​i·​ty ə-ˈsid-ət-ē How to pronounce acidity (audio)
a-
plural acidities
1
: the quality, state, or degree of being acid
2
: the state of being extremely acid

Medical Definition

acidity

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

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