acid·​i·​fy | \ ə-ˈsi-də-ˌfī How to pronounce acidify (audio) , a- \
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 \ ə-​ˌsi-​də-​fə-​ˈkā-​shən How to pronounce acidification (audio) , a-​ \ noun

Examples of acidify in a Sentence

Pollution caused the soil to acidify.
Recent Examples on the Web Yes, and fish, because fish stocks are plummeting because the ocean is becoming acidified and the climate is warming. Glamour, "Jane Fonda Says Greta Thunberg Inspired Her to Step Up Her Climate Activism," 12 Nov. 2019 In the Rift Valley lakes, in Ethiopia, volcanic gases venting from below acidify the water, which is also rich in salts from brines created by the evaporation of ancient and modern bodies of water. Elizabeth Pennisi, Science | AAAS, "Some spots on Earth are too hostile for life," 28 Oct. 2019 As ocean temperatures rise, marine species are moving away from their warming and acidifying habitats to seek colder waters. Zoë Schlanger, Quartz, "Sea creatures are moving towards the poles at a rate of 32 miles per decade," 25 Sep. 2019 The planet is warming, the oceans are acidifying, the Amazon is burning down, and plastic is snowing on the Arctic. Robin George Andrews, Scientific American, "Can Spaceflight Save the Planet?," 6 Sep. 2019 Oceans acidify in the blink of a geologic eye In the late 1700s, the oceans had equilibrated to be slightly alkaline, with a pH of about 8.1—roughly the same level of acidity as an egg white. Alejandra Borunda, National Geographic, "Ocean acidification, explained," 7 Aug. 2019 But reefs are imperiled by a range of threats including warming waters, acidifying seas, destructive fishing methods, and agricultural and other runoff. Paul Tullis, New York Times, "To Map a Coral Reef, Peel Back the Seawater," 10 June 2019 Vinegar over time can seriously acidify the soil for all the plants, so a lot depends on how often and how strong., "Ask an Expert: Remove sunburned plums now for a better harvest later," 28 June 2019 The Bureau of Intelligence and Research's 12-page prepared testimony, reviewed by The Washington Post, includes a detailed description of how rising greenhouse gas emissions are raising global temperatures and acidifying the world's oceans., "White House blocks intelligence agency’s written warning on climate change," 8 June 2019

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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Time Traveler for acidify

Time Traveler

The first known use of acidify was in 1782

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Statistics for acidify

Last Updated

18 Nov 2019

Cite this Entry

“Acidify.” The Dictionary, Merriam-Webster Inc., Accessed 9 December 2019.

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More Definitions for acidify


How to pronounce acidify (audio)

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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