A test under controlled conditions made to either demonstrate a known truth, examine the validity of a hypothesis, or determine the efficacy or likelihood of something previously untried.

(intransitive) To conduct an experiment. / (transitive, obsolete) To experience; to feel; to perceive; to detect.

experimental; of the nature of experiment

plural of experience

Third-person singular simple present indicative form of experience

(transitive) To observe certain events; undergo a certain feeling or process; or perform certain actions that may alter one or contribute to one's knowledge, opinions, or skills.

The effect upon the judgment or feelings produced by any event, whether witnessed or participated in; personal and direct impressions as contrasted with description or fancies; personal acquaintance; actual enjoyment or suffering.

Third-person singular simple present indicative form of experiment

Met with in the course of experience.

experimentation