Dictionary.com
Thesaurus.com
Synonyms

interact

American  
[in-ter-akt] / ˌɪn tərˈækt /

verb (used without object)

  1. to act one upon another.

    A person's microbiome and immune system may interact in ways that promote inflammation.

  2. to communicate, work, or participate in an activity with someone or something: a user interacting with a computer program.

    a boss who seldom interacts with employees;

    a user interacting with a computer program.


interact British  
/ ˌɪntərˈækt /

verb

  1. (intr) to act on or in close relation with each other

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of interact

First recorded in 1740–50; inter- + act

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.

In Washington, Congress is considering changing federal law to limit how companies interact with children under 17.

From Los Angeles Times

If the agent you interact with again and again on the site is slightly preferencing advertised properties, the advertised properties will sell faster for more money, and people will pay for that.

From Barron's

Luke Fillary, head bird keeper, was on hand at the home to provide instructions on how to interact with the birds to keep them and the residents safe.

From BBC

I had barely interacted with them before, and barely knew their names, but they didn’t hesitate to come out and help.

From Salon

As the journalists interacted with the migrants, uniformed police barged in and detained the lawyer and four journalists.

From The Wall Street Journal