Meaning of INTERACTION in English

INTERACTION

|intə|(r)akshən noun

1. : mutual or reciprocal action or influence

interaction of the heart and lungs

interaction of an individual with his social environment

interaction admits causal action between physical events, between mental events, and also between mental and physical events — Vivian J. McGill

2. : a measure of how much the effect of one statistical variable upon another is determined by the values of one or more other variables

Webster's New International English Dictionary.      Новый международный словарь английского языка Webster.