interaction
Americannoun
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reciprocal action, effect, or influence.
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Physics.
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the direct effect that one kind of particle has on another, in particular, in inducing the emission or absorption of one particle by another.
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the mathematical expression that specifies the nature and strength of this effect.
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noun
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a mutual or reciprocal action or influence
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physics the transfer of energy between elementary particles, between a particle and a field, or between fields See strong interaction electromagnetic interaction fundamental interaction gravitational interaction weak interaction electroweak interaction
Other Word Forms
- interactional adjective
Etymology
Origin of interaction
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
The interaction that followed troubled Farmer so much, that he contacted police.
From BBC
Commodore prides himself on the interactions he has with his thousands of followers, and is often sent pictures of their projects, which makes him feel like a "proud dad".
From BBC
This interaction activates CRISPR, which then carries out specific gene modifications within the cell.
From Science Daily
The probe looked into whether Summers and other members of Harvard’s faculty and administration had interactions with Epstein that violated its guidelines on accepting gifts and should be subject to disciplinary action.
From Salon
Klausner also ruled that some of the actions that Seitz’s attorneys argued were meant to intimidate him instead appeared to be “routine law enforcement interactions.”
From Los Angeles Times
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
