acid·​i·​fy | \ -ˌfī How to pronounce acidify (audio) \
acidified; acidifying

Definition of acidify

transitive verb

1 : to make acid
2 : to convert into an acid

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Other Words from acidify

acidification \ -​ˌsi-​də-​fə-​ˈkā-​shən How to pronounce acidification (audio) \ noun

Examples of acidify in a Sentence

Pollution caused the soil to acidify.

Recent Examples on the Web

Large conifer trees cast shade, acidify the soil and spread incredibly dense root systems across the landscape. Colin Mccrate, The Seattle Times, "Our native evergreen huckleberry brings dynamic color and oodles of fruit to your edible shade garden," 20 Feb. 2019 And a lot of foods are acidified to have a longer shelf life. Naseem S. Miller,, "Your child's runny nose may be because of acid reflux," 30 May 2018 The increased carbon dioxide that humanity has been relentlessly pumping into the air since the onset of the Industrial Revolution is acidifying the oceans. Diana Gitig, Ars Technica, "Herring could actually benefit from ocean acidification," 25 Mar. 2018 These products do have some acidifying effect but usually not enough to make a major change in the soil. Tom Maccubbin,, "Talking St. Augustine lawns, from seeds to fertilizer," 12 May 2018 Sea levels have risen about a foot and oceans have acidified. Brian Kahn, Scientific American, "We Just Breached the 410 PPM Threshold for CO2," 21 Apr. 2017 But even as seas are rising, coral reefs around the world have been suffering from severe bleaching events, and are also weakened further by acidifying oceans. Chris Mooney, Brady Dennis,, "Climate change could make thousands of tropical islands 'uninhabitable' in coming decades, new study says," 25 Apr. 2018 Organic matter will lower the pH (that is, acidify it) and hold moisture and nutrients in sandy soil, or break up claylike soil. Margaret Lauterbach, idahostatesman, "New to gardening in the Treasure Valley? Here are some tips," 14 Feb. 2018 Oceans acidified and heated up to the temperature of bathtubs. Rachel E. Gross, Smithsonian, "Everything You Ever Wanted to Know About Earth’s Past Climates," 16 Apr. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'acidify.' 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 acidify

1782, in the meaning defined at sense 1

History and Etymology for acidify

borrowed from French acidifier, from acide acid entry 1 + -ifier -ify

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Statistics for acidify

Last Updated

25 Feb 2019

Look-up Popularity

Time Traveler for acidify

The first known use of acidify was in 1782

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English Language Learners Definition of acidify

technical : to cause (something) to become acidic


acid·​i·​fy | \ -ə-ˌfī How to pronounce acidify (audio) \
acidified; acidifying

Medical Definition of acidify

transitive verb

1 : to make acid
2 : to convert into an acid

intransitive verb

: to become acid

Other Words from acidify

acidifiable \ ə-​ˌsid-​ə-​ˈfī-​ə-​bəl, a-​ How to pronounce acidifiable (audio) \ adjective
acidification \ -​fə-​ˈkā-​shən How to pronounce acidification (audio) \ noun
acidifier \ ə-​ˈsid-​ə-​ˌfī(-​ə)r, a-​ How to pronounce acidifier (audio) \ noun

More from Merriam-Webster on acidify

Rhyming Dictionary: Words that rhyme with acidify

Nglish: Translation of acidify for Spanish Speakers

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marked by a state of overwhelming emotion

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