n.
- a scientific procedure undertaken to make a discovery, test a hypothesis, or demonstrate a known fact.
- a course of action tentatively adopted without being sure of the outcome.
v.
- perform a scientific experiment.
- try out new things.
Derivative
- experimentation n.
- experimenter n.
Etymology
ME: from OFr., or from L. experimentum, from experiri ‘try’; cf. experience and expert.