Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “experiment”

experiment

noun [C or U] uk   /ɪkˈsper.ɪ.mənt/ us  
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.

experiment

verb [I] uk   /ɪkˈsper.ɪ.ment/ us  
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.
experimenter
noun [C] uk   /-men.tər/ us    /-ment̬ɚ/
(Definition of experiment from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of experiment?
Add Cambridge dictionaries to your browser to your website

Definitions of “experiment” in other dictionaries

Word of the Day

hello stranger

said to a person that you know but have not seen for a long time

Word of the Day

Come on – you can do it! Phrasal verbs with ‘come’.

by Liz Walter​,
November 19, 2014
As part of an occasional series on the tricky subject of phrasal verbs, this blog looks at ones formed with the verb ‘come’. If you are reading this blog, I’m sure you already know come from, as it is one of the first things you learn in class: I come from Scotland/Spain.

Read More 

silver splicer noun

November 17, 2014
informal a person who marries in later life Newly retired and now newlywed – rise of the ‘silver splicers’ Reaching pension age becomes a trigger to tie the knot as baby-boomers begin to redefine retirement

Read More