noun ·Moderate ·College level

Definitions

Noun

1. 1
   The situation or occurrence in which two or more objects or events act upon one another to produce a new effect; the effect resulting from such a situation or occurrence. countable, uncountable

   "Be aware of interactions between different medications."

2. 2
   a mutual or reciprocal action; interacting wordnet
3. 3
   A conversation or exchange between people. countable, uncountable

   "I enjoyed the interaction with a bunch of like-minded people."

4. 4
   (physics) the transfer of energy between elementary particles or between an elementary particle and a field or between fields; mediated by gauge bosons wordnet

Synonyms

All synonyms

alternationanswercoactioncommercecommunicationcommunion

Example

More examples

"Then interaction with others becomes important."

Etymology

Borrowed from Medieval Latin interāctiō.

Related phrases

Yukawa interactionelectromagnetic interactionelectroweak interactionfundamental interactiongravitational interactionhuman-computer interactioninteraction designinteraction matrixinteraction pictureinteraction spacemagnetism-based interaction capturestrong interaction

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.