interaction

noun

in·​ter·​ac·​tion ˌin-tər-ˈak-shən How to pronounce interaction (audio)
: mutual or reciprocal action or influence
interactional adjective

Examples of interaction in a Sentence

she guessed from the friendly interaction that they were close to the other parents in the organization
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Companies must be able to analyze consumer data to create meaningful and personalized interactions. Aman Gupta, Forbes, 23 Jan. 2025 Just for Kids Weekend is scheduled for Jan. 25-26 and features character interactions, including the rare opportunity to pose for photos with Mr. Snuffleupagus. Dewayne Bevil, Orlando Sentinel, 23 Jan. 2025 This is the first time fossils have been found to show interactions between Azhdarchid pterosaurs and crocodilians in North America, paleontologists said. Irene Wright, Miami Herald, 23 Jan. 2025 Social Boldness: Dog people were more confident in social interactions. Raul A. Reyes, Newsweek, 22 Jan. 2025 See all Example Sentences for interaction 

Word History

First Known Use

1832, in the meaning defined above

Time Traveler
The first known use of interaction was in 1832

Dictionary Entries Near interaction

Cite this Entry

“Interaction.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/interaction. Accessed 26 Jan. 2025.

Kids Definition

interaction

noun
in·​ter·​ac·​tion ˌint-ə-ˈrak-shən How to pronounce interaction (audio)
: the action or influence of people, groups, or things on one another
interactional
-shnəl How to pronounce interaction (audio)
-shən-ᵊl
adjective

Medical Definition

interaction

noun
in·​ter·​ac·​tion ˌint-ə-ˈrak-shən How to pronounce interaction (audio)
: mutual or reciprocal action or influence
interaction of the heart and lungs
interactional adjective

More from Merriam-Webster on interaction

Last Updated: - Updated example sentences
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