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Synonyms

acidify

American  
[uh-sid-uh-fahy] / əˈsɪd əˌfaɪ /

verb (used with or without object)

acidified, acidifying
  1. to make or become acid; convert into an acid.

  2. to make or become sour.


acidify British  
/ əˈsɪdɪˌfaɪ /

verb

  1. to convert into or become acid

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

  • acidifiable adjective
  • acidification noun
  • acidifier noun
  • reacidification noun
  • reacidify verb
  • semiacidified adjective

Etymology

Origin of acidify

First recorded in 1790–1800; acid + -ify

Explanation

To acidify something is to chemically turn it into an acid or make it more acidic. Farmers often acidify soil by adding fertilizer to it. When you acidify something, you increase its acid content or make it more sour. Too much carbon dioxide dissolving into oceans acidifies them, one of the many negative effects of global warming. When it comes to food, you're most likely to acidify a dish by adding citrus fruits, like lemons, which taste sour. The root word of the verb acidify is the Latin acidus, which means "sour or sharp."

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Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Sulfides also acidify the water, which can accelerate weathering.

From Science Daily • Apr. 23, 2024

Look to nursery shelves for products that will acidify the soil and blue your blooms.

From Seattle Times • Jun. 24, 2023

It is a process in which beneficial bacteria, yeasts, or other microorganisms break down and acidify food, transforming and preserving it.

From Salon • Aug. 29, 2022

Together with one of her Ph.D. supervisors, JCU marine biologist Philip Munday, Dixson pioneered research into the effects on fish of rising CO2 levels in the atmosphere, which cause the oceans to acidify.

From Science Magazine • Aug. 9, 2022

V. be sour; sour, turn sour &c. adj.; set the teeth on edge. render sour &c. adj.; acidify, acidulate.

From Roget's Thesaurus of English Words and Phrases by Roget, Peter Mark