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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.
Avoid metals like aluminum, which can react with acidic foods. Meghan Overdeep, Southern Living, 23 Nov. 2025 Neutralize Acids for Stain and Odor Removal Baking soda's alkalinity can be used to remove stains and odors caused by acidic compounds. Jolie Kerr, Better Homes & Gardens, 21 Nov. 2025 Turmeric needs a more acidic environment to be absorbed by the body. Carley Millhone, Health, 20 Nov. 2025 Our research shows this combination can accelerate the polymer's degradation and increase the migration of harmful substances like melamine, especially into hot or acidic foods and drinks. Hannah Millington, MSNBC Newsweek, 14 Nov. 2025 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

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Cite this Entry

“Acidic.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/acidic. Accessed 9 Dec. 2025.

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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