Noah Webster
Experimental
EXPERIMENT'AL, adjective Pertaining to experiment.
1. Known by experiment or trial; derived from experiment. experimental knowledge is the most valuable, because it is most certain, and most safely to be trusted.
2. Built on experiments; founded on trial and observations, or on a series of results, the effects of operations; as experimental philosophy.
3. Taught by experience; having personal experience.
Admit to the holy communion such only as profess and appear to be regenerated, and experimental christians.
4. Known by experience; derived from experience; as experimental religion.