experimental(redirected from experimentalism)
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a. Relating to or based on experiment: experimental procedures; experimental results.
b. Given to experimenting.
2. Of the nature of an experiment; constituting or undergoing a test: an experimental drug.
3. Founded on experience; empirical.
emanating from or pertaining to experiment.
animals kept expressly for the purposes of conducting experiments on them. Called also laboratory animals.
the method of allocating experimental units to treatment groups in an experiment; many complicated and sophisticated designs are available, e.g. balanced, unbalanced, crossover, factorial, randomized, non-random, split-plot.
the study of changes effected in populations by changes made in the factors affecting their performance, behavior or health.
experiment carried out using a model of a real system which contains some of the risk factors which apply in the real state; the model is a simplification of real life.
a study in which all of the risk factors are under the direct control of the investigator.