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. (-mĕnt′) 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.
[Middle English, from Old French, from Latin experīmentum, from experīrī, to try; see per-3 in the Appendix of Indo-European roots.]
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2018 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Indo-European & Semitic Roots Appendices
Thousands of entries in the dictionary include etymologies that trace their origins back to reconstructed proto-languages. You can obtain more information about these forms in our online appendices:
The Indo-European appendix covers nearly half of the Indo-European roots that have left their mark on English words. A more complete treatment of Indo-European roots and the English words derived from them is available in our Dictionary of Indo-European Roots.