acidic

adjective

acid·​ic ə-ˈsi-dik How to pronounce acidic (audio)
a-
Synonyms of acidicnext
1
: acid-forming
2
: acid

Examples of acidic in a Sentence

The soil in our garden is very acidic. the acidic water of a polluted lake
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.
Under certain conditions, interactions with acidic ingredients like lemon juice and vinegar, or even metal, can trigger a reaction that causes the color of the garlic to shift to green or blue in hue. Molly Burford, Southern Living, 9 Mar. 2026 Situated somewhere between yellow and green on the color wheel, chartreuse is bright, electric, and a little acidic. Christina Holevas, Vogue, 9 Mar. 2026 Like vinegar, lemon juice is an acidic ingredient that easily cuts through grease and grime, Balaban explains. Wendy Rose Gould, Martha Stewart, 7 Mar. 2026 Measuring about 66 feet across, Echinus has an acidic chemistry similar to orange juice or vinegar. Madison Dapcevich, Outside, 4 Mar. 2026 See All Example Sentences for acidic

Word History

First Known Use

1866, in the meaning defined at sense 1

Time Traveler
The first known use of acidic was in 1866

Browse Nearby Words

Cite this Entry

“Acidic.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/acidic. Accessed 14 Mar. 2026.

Kids Definition

acidic

adjective
acid·​ic ə-ˈsid-ik How to pronounce acidic (audio)
a-
1
: acid-forming
2
: acid

Medical Definition

acidic

adjective
acid·​ic ə-ˈsid-ik, a- How to pronounce acidic (audio)
1
: acid-forming
2
: acid

More from Merriam-Webster on acidic

Last Updated: - Updated example sentences
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