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definitions

acidity

[uh-sid-i-tee]
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SEE MORE SYNONYMS FOR acidity ON THESAURUS.COM

noun

the quality or state of being acid.
sourness; tartness.
excessive acid quality, as of the gastric juice.

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RELATED WORDS

tartness, acerbity, pungency, sourness, causticity

Nearby words

  1. acidic,
  2. acidified serum test,
  3. acidify,
  4. acidimeter,
  5. acidimetry,
  6. acidize,
  7. acidly,
  8. acidogenic,
  9. acidolysis,
  10. acidometer

Origin of acidity

From the Late Latin word aciditās, dating back to 1610–20. See acid, -ity
Related formsnon·a·cid·i·ty, nouno·ver·a·cid·i·ty, nounpre·a·cid·i·ty, nounsu·per·a·cid·i·ty, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for acidity

British Dictionary definitions for acidity

acidity

noun plural -ties

the quality or state of being acid
the amount of acid present in a solution, often expressed in terms of pH
another name for hyperacidity
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
Word Origin and History for acidity

acidity

n.

1610s, from French acidité (26c.) or directly from Latin aciditatem (nominative aciditas), noun of quality from Latin acidus (see acid (adj.)).

Online Etymology Dictionary, © 2010 Douglas Harper
Medicine definitions for acidity

acidity

[ə-sĭd′ĭ-tē]

n.

The state, quality, or degree of being acid.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.