The Oxford Thesaurus An A-Z Dictionary of Synonyms - experimentn.

1) test, trial, investigation, inquiry or enquiry, examination, experimentation, research, proof: Experiment has shown that the ointment cures many minor skin ailments. 2) procedure, policy: Totalitarianism seems to have failed as a political experiment. --v. 3) experiment on or with. test, try, examine, investigate, research, probe: The time has come to experiment on human subjects. Artists now experiment with many media, from canvas to computers.