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
These examples are automatically compiled from online sources to illustrate current usage. Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
Siri gains a new design that looks somehow more central to the iPhone experience and will offer a more intuitive interaction. David Phelan, Forbes, 25 Oct. 2024 The complexity of cannabinoid pharmacology necessitates rigorous research to establish effective dosing, safety profiles and potential interactions with other medications. Calvin Rasode, Rolling Stone, 25 Oct. 2024 Because of this interaction, people who take certain medications, such as some statins for high cholesterol and some antibiotics, are advised to avoid grapefruit juice.14 Metoprolol does not interact with grapefruit juice. Karen Berger, Pharmd, Verywell Health, 25 Oct. 2024 Baron Cohen starred in 2006's Borat as the fictional Kazakhstani journalist who travels throughout the U.S. to make a documentary, with the film featuring real-life interactions with Americans. Becca Longmire, People.com, 25 Oct. 2024 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 5 Nov. 2024.

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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