avidity

noun
avid·​i·​ty | \ ə-ˈvi-də-tē How to pronounce avidity (audio) , a- \
plural avidities

Definition of avidity

1 : the quality or state of being avid:
a : keen eagerness
b : consuming greed

Examples of avidity in a Sentence

an advanced case of avidity that led to shoplifting at the tender age of 13 in her avidity to express her opinions, she frequently and unthinkingly interrupts people
Recent Examples on the Web Mutations may also increase the avidity of the spike protein for the receptor or stabilize the spike, increasing infectivity. William A. Haseltine, Forbes, 1 Nov. 2021 Mutations may also increase the avidity of the spike protein for the receptor or stabilize the spike, increasing infectivity. William A. Haseltine, Forbes, 1 Nov. 2021 Mutations may also increase the avidity of the spike protein for the receptor or stabilize the spike, increasing infectivity. William A. Haseltine, Forbes, 22 Sep. 2021 Mutations may also increase the avidity of the spike protein for the receptor or stabilize the spike, increasing infectivity. William A. Haseltine, Forbes, 22 Sep. 2021 Mutations may also increase the avidity of the spike protein for the receptor or stabilize the spike, increasing infectivity. William A. Haseltine, Forbes, 22 Sep. 2021 Mutations may also increase the avidity of the spike protein for the receptor or stabilize the spike, increasing infectivity. William A. Haseltine, Forbes, 22 Sep. 2021 In fact, these molecules aren’t terribly choosy: Each BMP dimer may stick to several different pairs of receptor subunits with varying degrees of avidity. Quanta Magazine, 16 Sep. 2021 Mutations may also increase the avidity of the spike protein for the receptor or stabilize the spike, increasing infectivity. William A. Haseltine, Forbes, 10 Sep. 2021

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'avidity.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of avidity

15th century, in the meaning defined at sense 1

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Time Traveler for avidity

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The first known use of avidity was in the 15th century

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Dictionary Entries Near avidity

avidin

avidity

avidya

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Last Updated

28 Nov 2021

Cite this Entry

“Avidity.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/avidity. Accessed 19 Jan. 2022.

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More Definitions for avidity

avidity

noun
avid·​ity | \ ə-ˈvi-də-tē, a- also ā- How to pronounce avidity (audio) \

Medical Definition of avidity

: a characteristic of antibodies (such as antitoxins) that tends to enhance their rate or stability in binding with an antigen Antibody avidity is an average measure of the affinity of the antibodies for a particular antigen in a serum sample.— Dominic F. Kelly, The New England Journal of Medicine, 21 Dec. 2005

More from Merriam-Webster on avidity

Nglish: Translation of avidity for Spanish Speakers

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