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.
As the tissue breaks down, your mouth loses its protective barrier against germs, acidic foods, and irritation. Brandi Jones, Health, 19 May 2026 Pairing hot peppers with acidic ingredients, such as lime juice or vinegar, or with dairy, can help neutralize some of the jalapeño heat. Lauren Landers, Better Homes & Gardens, 18 May 2026 Moore tried the exchange a few more times, in different tones—more acidic, more surprised, more chaotic. Emily Nussbaum, New Yorker, 17 May 2026 Lennon had always had the quickest and most acidic wit of all the Beatles. Stephanie Zacharek, Time, 16 May 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 28 May. 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

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