noun
interaction
Communication or action between people or things that affect one another.
The teacher encourages interaction among students during group projects.
Etymology
The prefix means between or mutually. Added to action, it names activity in which participants act on or respond to one another.
More examples
- Daily interactions with neighbors help us feel connected.
- The pharmacist checks for harmful interactions between your medications.
- The game requires constant interaction between players.
Forms
interaction · interactions
interact verb — To communicate or affect one another.
interactive adjective — Involving actions and responses between participants.
Similar words
- communication
- Focuses on exchanging information rather than all mutual effects.
- exchange
- Emphasizes something passed back and forth between participants.
- interplay
- Emphasizes how different forces or elements influence one another.