Or put a pork roast, 3 medium carrots peeled and cut into chunks, 1 onion quartered, 3 celery stalks rinsed and cut into crock pot with 1 cup water, salt pepper to taste. Cook on low and slow for about 6-8 hours. If you want variations you can add 2 cans ginger ale and a shot or two of port wine.
Noun. 1. interaction-a mutual or reciprocal action; interacting. action-something done (usually as opposed to something said); there were stories of murders and other unnatural actions. interplay-reciprocal action and reaction.
An interaction variable is a variable constructed from an original set of variables to try to represent either all of the interaction present or some part of it. In exploratory statistical analyses it is common to use products of original variables as the basis of testing whether interaction is present with the possibility of substituting other more realistic interaction variables at a later stage.