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.
Trying to reducing those interactions to ‘end user’ terms missed the complexity that made the work succeed. Lindsay Phillips, Forbes.com, 22 July 2025 Suddenly, a sound cue and a shift from white to blue lighting indicate a leap in time, and this woman begins to relive a mundane interaction with her two young children, Leanne and Danny, while speaking to thin air and miming her motherly motions. Emily McClanathan, Chicago Tribune, 22 July 2025 Each story is filigreed with the meta-commentary flashing onscreen and a daredevil’s enjoyment of audience interaction. Jackson McHenry, Vulture, 22 July 2025 Moreover, Harris ran a campaign that sheltered her from regular interaction with the press and minimized opportunities to engage with journalists to create moments of unscripted authenticity. Tom Rogers, MSNBC Newsweek, 22 July 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

Browse Nearby Words

Cite this Entry

“Interaction.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/interaction. Accessed 25 Jul. 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

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