Meaning of “experiment” in the English Dictionary

"experiment" in British English

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experimentnoun [ C or U ]

uk /ɪkˈsper.ɪ.mənt/ us /ɪkˈsper.ə.mənt/

B1 a test done in order to learn something or to discover if something works or is true:

Some people believe that experiments on animals should be banned.
[ + to infinitive ] Scientists are conducting/carrying out/doing experiments to test the effectiveness of the new drug.
I've bought a different kind of coffee this week as an experiment (= in order to see what it is like).
We can only find the best solution by experiment.

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experimentverb [ I ]

uk /ɪkˈsper.ɪ.ment/ us /ɪkˈsper.ə.ment/

B2 to try something in order to discover what it is like or find out more about it:

Things would never change if people weren't prepared to experiment.
The school is experimenting with new teaching methods.
Experimenting on mice can give us an idea of the effect of the disease in humans.

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experimenter
noun [ C ] uk /ɪkˈsper.ɪ.men.tər/ us /ɪkˈsper.ə.ment̬ɚ/

(Definition of “experiment” from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"experiment" in American English

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experimentnoun [ C/U ]

us /ɪkˈsper·ə·mənt/

science a test done in order to learn something or to discover whether something works or is true:

[ C ] His experiments were designed to find better methods of using heat energy.

experimentverb [ I ]

us /ɪkˈsper·əˌment/

to test or to try a new way of doing something:

The school is experimenting with new teaching methods.
experimentation
noun [ U ] us /ɪkˌsper·ə·mənˈteɪ·ʃən/

(Definition of “experiment” from the Cambridge Academic Content Dictionary © Cambridge University Press)