[ uh-vid-i-tee ]
See synonyms for avidity on Thesaurus.com
  1. eagerness; greediness.

  2. enthusiasm or dedication.

Origin of avidity

1400–50; late Middle English avidite<Middle French <Latin aviditās.See avid, -ity

Words Nearby avidity

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use avidity in a sentence

  • As they were adapted to the capacity of all classes of persons, they were eagerly sought after, and read with avidity.

  • According to M. C. Courrire, it was seized upon with avidity and produced a profound sensation.

    My Religion | Leo Tolstoy

British Dictionary definitions for avidity


/ (əˈvɪdɪtɪ) /

  1. the quality or state of being avid

    • eagerness

    • greed; avarice

  1. chem

    • the strength of an acid or base in proportion to its degree of dissociation

    • another term for affinity (def. 6b)

  2. immunol a measure of antigen-to-antibody binding, based on the rate of formation of the complex

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