1. The relationship between two or more events in which no information about any combination of some of them contains any information about any combination of the others. 2. The state of mutual detachment between or among autonomous units.
- causal i. the state of systems that share no causes or effects.
- stochastic i. i. of two or more events or variables; the state in which their joint probability or distribution is equal to the product of their marginal probabilities or distributions.
Medical dictionary. 2011.