[ex.per.i.ment] n [ME, fr. MF, fr. L experimentum, fr. experiri] (14c) 1 a: test, trial "make another ~ of his suspicion --Shak." b: a tentative procedure or policy c: an operation carried out under controlled conditions in order to discover an unknown effect or law, to test or establish a hypothesis, or to illustrate a known law
2. obs: experience
3: the process of testing: experimentation
[2]ex.per.i.ment vi (1787): to carry out experiments: try out a new procedure, idea, or activity -- ex.per.i.men.ta.tion n -- ex.per.i.ment.er n