English Reference
noun

experiment

n.
US /ɪkˈspɛɹəmənt/ UK /ɛkspˈɛɹɪmənt/ ex·per·i·ment UK spelling experimented, experiments

  1. 01 A2 Elementary Science

    a scientific test done to find out how something works or if an idea is true.

    a procedure carried out under controlled conditions to discover an unknown effect, test a hypothesis, or illustrate a known law.

    Simple

    In science class, we did an experiment to see how plants grow in the dark.

    In context

    The researchers conducted a double-blind experiment to determine whether the new medication was more effective than the existing treatment.

    Usage

    Commonly used with the verbs 'do', 'conduct', 'perform', or 'carry out'.

    Pitfall
    The scientist made an experiment. The scientist did an experiment.

    In English, you 'do', 'conduct', or 'carry out' an experiment; you do not 'make' one.

Don't confuse

experiment vs experience — Experience is the knowledge you gain from living through events, while an experiment is a controlled test to see if an idea is true.

Usage experiment with different · experiment involving · experiment the researchers


From Middle English experiment, from Old French esperiment (French expérience), from Latin experimentum (“experience, attempt, experiment”), from experior (“to experience, to attempt”), itself from ex + perior, in turn from Proto-Indo-European per-.

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

This entry
Origin ine-pro *per-
Level A2 · Elementary
Frequency Common
Updated