from The American Heritage® Dictionary of the English Language, 5th Edition.

  • adjective Somewhat sharp or acid in character.

from The Century Dictionary.

  • Moderately acid or sour: as, a subacid juice.
  • Hence, noting words or a temperament verging on acidity or somewhat biting.
  • noun A substance moderately acid.

from the GNU version of the Collaborative International Dictionary of English.

  • adjective Moderately acid or sour.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • adjective Somewhat acidic.
  • noun Any substance that is moderately acid.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • adjective slightly sour to the taste


from Wiktionary, Creative Commons Attribution/Share-Alike License

sub- +‎ acid



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