Experiment

Atrial or special observation, made to confirm or disprove something doubtful; esp., one under conditions determined by the experimenter; an act or operation undertaken in order to discover some unknown principle or effect, or to test, establish, or illustrate some suggest or known truth; practical test; poof.

Experience.

To make experiment; to operate by test or trial; -- often with on, upon, or in, referring to the subject of an experiment; with, referring to the instrument; and by, referring to the means; as, to experiment upon electricity; he experimented in plowing with ponies, or by steam power.

To try; to know, perceive, or prove, by trial experience.

a venture at something new or different; "as an experiment he decided to grow a beard"

the testing of an idea; "it was an experiment in living"; "not all experimentation is done in laboratories"