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.
This acidic environment enables enzymatic DNA growth. Neetika Walter, Interesting Engineering, 17 June 2026 That flavor is rich, strong, bitter, acidic, lightly sweet, and toasty with a long finish. Karla Walsh, Better Homes & Gardens, 16 June 2026 Copper can leach into water over time, especially when acidic ingredients like lemon or lime are added, potentially increasing the risk of excessive copper intake. Kathleen Ferraro, Verywell Health, 15 June 2026 This isn't just about attempting to change the color of the blooms; unbalanced soil (too acidic or too alkaline) can cause the flowers to turn brown. Mary Marlowe Leverette, Southern Living, 13 June 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 21 Jun. 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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