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experiment

[noun ik-sper-uh-muh nt; verb ek-sper-uh-ment]
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noun
  1. a test, trial, or tentative procedure; an act or operation for the purpose of discovering something unknown or of testing a principle, supposition, etc.: a chemical experiment; a teaching experiment; an experiment in living.
  2. the conducting of such operations; experimentation: a product that is the result of long experiment.
  3. Obsolete. experience.
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verb (used without object)
  1. to try or test, especially in order to discover or prove something: to experiment with a new procedure.
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Origin of experiment

1325–75; Middle English: proof < Latin experīmentum. See experience, -ment
Related formsex·per·i·ment·er, ex·per·i·men·tor, ex·per·i·men·ta·tor, nounpre·ex·per·i·ment, nounpro·ex·per·i·ment, adjectivere·ex·per·i·ment, verb (used without object), nounun·ex·per·i·ment·ed, adjective

Synonyms

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2. research, investigation.

Synonym study

1. See trial.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for experimenter

Contemporary Examples

Historical Examples

  • On account of this alone no small interest will be aroused in the experimenter.

  • The experimenter had tasted elderberry once, but he knew no more of wine.

    Despair's Last Journey

    David Christie Murray

  • He was the on-looker, after all—not the experimenter he should have been and wished to be.

    The Shadow World

    Hamlin Garland

  • Table I shows the results of tests made by Feret, the French experimenter.

    Concrete Construction

    Halbert P. Gillette

  • But even in this he is impelled by the enthusiasm of an experimenter and a developer.


British Dictionary definitions for experimenter

experiment

noun (ɪkˈspɛrɪmənt)
  1. a test or investigation, esp one planned to provide evidence for or against a hypothesis: a scientific experiment
  2. the act of conducting such an investigation or test; experimentation; research
  3. an attempt at something new or different; an effort to be originala poetic experiment
  4. an obsolete word for experience
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verb (ɪkˈspɛrɪˌmɛnt)
  1. (intr) to make an experiment or experiments
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Derived Formsexperimenter, noun

Word Origin

C14: from Latin experīmentum proof, trial, from experīrī to test; see experience
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for experimenter

experiment

n.

mid-14c., from Old French esperment "practical knowledge, cunning, enchantment; trial, proof, example, lesson," from Latin experimentum "a trial, test, proof, experiment," noun of action from experiri "to test, try" (see experience).

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experiment

v.

late 15c., from experiment (n.). Related: Experimented; experimenting.

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Online Etymology Dictionary, © 2010 Douglas Harper

experimenter in Medicine

experiment

(ĭk-spĕrə-mənt)
n.
  1. A test under controlled conditions that is made to demonstrate a known truth, to examine the validity of a hypothesis, or to determine the efficacy of something previously untried.
  2. The process of conducting such a test; experimentation.
  3. An innovative act or procedure.
  4. The result of experimentation.
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v.
  1. To conduct an experiment.
  2. To try something new, especially in order to gain experience.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

experimenter in Science

experiment

[ĭk-spĕrə-mənt]
  1. A test or procedure carried out under controlled conditions to determine the validity of a hypothesis or make a discovery. See Note at hypothesis.
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The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.