Did you know?

Click any word in a definition or example to find the entry for that word

experiment - definition and synonyms

 
 
 
Close

What are red words?

90% of the time, speakers of English use just 7,500 words in speech and writing. These words appear in red, and are graded with stars. One-star words are frequent, two-star words are more frequent, and three-star words are the most frequent.

Close

Thesaurus

The thesaurus of synonyms and related words is fully integrated into the dictionary. Click on the thesaurus category heading under the button in an entry to see the synonyms and related words for that meaning.

more
noun experiment pronunciation in American English /ɪkˈsperɪmənt/experiment pronunciation in American English /ɪkˈsperɪment/
Word Forms
Close
singularexperiment
pluralexperiments

Related words

  • Facebook
  • Twitter
  1. 1
    [countable] a scientific test to find out what happens to someone or something in particular conditions
    Experiments show that many plants tolerate a wide range of light conditions.
    laboratory experiments using electric shocks
    experiment on/with: a series of experiments on animals
    do/carry out/conduct/perform an experiment: Researchers now need to conduct further experiments.
  2. 2
    [countable] an occasion when you test a new idea, method, or activity to find out what the result will be
    Let’s try an experiment – we’ll only use the Internet on the weekend.
    experiment in: an experiment in tax reform
    1. a.
      [uncountable] the process of testing various ideas, methods, or activities to see what effect they have
      Experiment is necessary to find a treatment that suits you.

nanodegree

a course of study which is much shorter than a university course and focuses on the skills you need for a job, especially computer-related skills

BuzzWord Article

Open Dictionary

hypocaust

an ancient Roman system of underfloor heating, used to heat houses with hot air; from the Latin 'hypocaustum'

add a word

Blog

A must for anyone with an interest in the changing face of language. The Macmillan Dictionary blog explores English as it is spoken around the world today.

global English and language change from our blog