1.AdjectiveInteracting with or communicating with and reacting to each other; influencing or having an effect on each other; acting or capable of acting on each other or with the other.
"interactive teaching methods; two interactive systems"
2.AdjectiveOffering or involving interaction with the user.
"an interactive digital map with zoom and pan features"
3.NounA feature (as in a museum) that can be interacted with.