Jun 23, 2025 · Established in 1984, InterAction is the leading alliance of NGOs and partners in the United States. With a focus on serving the world’s impoverished and vulnerable populations, our …

The meaning of INTERACTION is mutual or reciprocal action or influence. How to use interaction in a sentence.

(of two or more people, things etc) to act, or have some effect, on each other.

Communicating & keeping in touch (Definition of interaction from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

One possible drug interaction can involve the drugs working together to have a stronger effect. An interaction between medications occurs when the effectiveness of one medication is altered by …

Definition of interaction noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

Interaction definition: reciprocal action, effect, or influence.. See examples of INTERACTION used in a sentence.

in•ter•ac•tion, n. [uncountable] social interaction between men and women. [countable] day-to-day interactions. in•ter•ac•tive, adj.: Interactive video lets the user decide what to see on the screen.

A conversation or exchange between people. I enjoyed the interaction with a bunch of like-minded people.

interaction definition: communication or direct involvement with someone or something. Check meanings, examples, usage tips, pronunciation, domains, and related words.