acidify

From acid +‎ -ify, from Latin acidus (“sour, acid”); compare French acidifier.

• IPA^(key): /əˈsɪdɪfaɪ/

• Audio (Southern England):

  (file)

acidify (third-person singular simple present acidifies, present participle acidifying, simple past and past participle acidified) (transitive)

1. To make something (more) acidic or sour; to convert into an acid.
2. To neutralize alkalis.

   to acidify sugar

3. (figurative) To sour; to embitter.
   • 1837, Thomas Carlyle, The French Revolution: A History […], volume III (The Guillotine), London: James Fraser, […], →OCLC, book III (The Girondins), page 181:

     [H]is thin existence all acidified into rage

(antonym(s) of “chemistry”):

• alkalify
• basify

• acidification