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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.
Possible Worsening of Acid Reflux Symptoms Many juices, such as orange, lemon, and pineapple, are highly acidic and can worsen symptoms in people with acid reflux. Jillian Kubala, Health, 7 Jan. 2026 While both are safe and effective for preserving, citric acid can contribute a sharper, more acidic note, while salt tends to round out tomato flavor. Anne Wolf, Martha Stewart, 7 Jan. 2026 In fact, all members of the cabbage family can be stunted by clubroot, which is more likely to infect roots in acidic soil. Brandee Gruener, Southern Living, 5 Jan. 2026 As many native New England soils are naturally acidic, lime can be important in the right amount and in the right places. Dr. Avishesh Neupane, Hartford Courant, 4 Jan. 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 13 Jan. 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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