acid·​ic | \ ə-ˈsi-dik, a-\

Definition of acidic 

1 : acid-forming
2 : acid

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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

Pure lemon oil is highly acidic and can break down adhesives holding your frets in place and irritate your skin. Henry Robertson, Popular Mechanics, "How to Set Up a Guitar And Make It Your Own," 7 Dec. 2018 Excess ketones cause the blood itself to become acidic. Carrie Dennett, The Seattle Times, "It’s a dangerous eating disorder that affects people with diabetes. So why haven’t you heard of it?," 20 Aug. 2018 In short, there’s a reason cookies are traditionally served with milk, not with more acidic drinks, like cola or lemonade. Marnie Old,, "The Girl Scout cookie and wine pairings you see online are almost always awful. Try these instead," 1 Feb. 2018 The juice inside the vesicles is as tart and acidic as lime, though not with as distinctive a lime flavor. Nan Sterman,, "Branching out with new crops," 31 May 2018 More recent work has shown that in some cases an i-motif shape could form even in environments that weren't so acidic, said Randy Wadkins, a biochemist at the University of Mississippi in Oxford who was not involved with the new study. Deborah Netburn,, "In human cells, scientists find DNA that looks like a twisted knot instead of a double helix," 23 Apr. 2018 Funded partly by a grant from Paul Allen, the Microsoft Corp. co-founder who died recently, Dr. Gates headed a team that has been identifying resilient corals and conditioning them to withstand increasingly warm and acidic water. James R. Hagerty, WSJ, "Ruth Gates Raced to Save Coral Reefs by Breeding Hardier Specimens," 2 Nov. 2018 That would be aligoté, a grape struggling to shake its bad reputation — pervasively believed to be thin, acidic and good for little else beyond serving as a base for kir, an aperitif in which white wine is blended with crème de cassis. Eric Asimov, New York Times, "Your Next Lesson: Aligoté," 31 May 2018 The slightly acidic smoke produced by lighting up their most popular products, cigarettes, already contains nicotine salts. Rachel Becker, The Verge, "Juul’s nicotine salts are dominating the market — and other companies want in," 21 Nov. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'acidic.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of acidic

1866, in the meaning defined at sense 1

History and Etymology for acidic

acid entry 1 + -ic entry 1

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Statistics for acidic

Last Updated

12 Jan 2019

Look-up Popularity

Time Traveler for acidic

The first known use of acidic was in 1866

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More Definitions for acidic



English Language Learners Definition of acidic

: having a very sour or sharp taste

: containing acid


acid·​ic | \ ə-ˈsid-ik, a- \

Medical Definition of acidic 

1 : acid-forming
2 : acid

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More from Merriam-Webster on acidic

Rhyming Dictionary: Words that rhyme with acidic

Thesaurus: All synonyms and antonyms for acidic

Spanish Central: Translation of acidic

Nglish: Translation of acidic for Spanish Speakers

Britannica English: Translation of acidic for Arabic Speakers

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