interacts; interacted; interacting
1
: to talk or do things with other people
They're quiet children who don't interact much.
—often + withShe interacts with other children at nursery school.
2
: to act together : to come together and have an effect on each other
—often + with
When these two drugs interact (with each other), the results can be deadly.
Cite this Entry
“Interact.” Merriam-Webster.com Simple Definition, Merriam-Webster, https://www.merriam-webster.com/simple/interact. Accessed 4 Jun. 2026.
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