Experimenter

ex·per·i·ment  (k-spr-mnt)

n.

1.

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

b. The process of conducting such a test; experimentation.

2. An innovative act or procedure: "Democracy is only an experiment in government" William Ralph Inge.

3. The result of experimentation: "We are not [nature's] only experiment" R. Buckminster Fuller.

intr.v. (-mnt) ex·per·i·ment·ed, ex·per·i·ment·ing, ex·per·i·ments

1. To conduct an experiment.

2. To try something new, especially in order to gain experience: experiment with new methods of teaching.

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[Middle English, from Old French, from Latin expermentum, from experr, to try; see per-³ in Indo-European roots.]

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ex·peri·menter n.

Thesaurus

Noun	1.	experimenter - a research worker who conducts experiments investigator, research worker, researcher - a scientist who devotes himself to doing research
	2.	experimenter - a person who enjoys testing innovative ideas; "she was an experimenter in new forms of poetry" individual, mortal, person, somebody, someone, soul - a human being; "there was too much for one person to do" tinker, tinkerer - a person who enjoys fixing and experimenting with machines and their parts