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Definitions

experiment

[ik-sper-uh-muhnt, ek-sper-uh-ment] / ɪkˈspɛr ə mənt, ɛkˈspɛr əˌmɛnt /
NOUN
investigation, test
Synonyms
STRONGEST
analysis attempt enterprise examination exercise experimentation measure observation operation practice probe procedure research search study trial undertaking venture
STRONG
agreement assay check dissection essay fling proof quiz rehearsal scrutiny speculation try try-on tryout verification
WEAK
R and D dry run research and development trial and error trial run
Antonyms
STRONGEST
abstention idleness ignorance inaction neglect
VERB
investigate, test
Synonyms
STRONGEST
analyze examine explore
STRONG
assay diagnose probe prove research sample scrutinize search speculate study try venture verify weigh
WEAK
fool with futz around mess around play around with practice with put to the test shake down try on try on for size try out
Antonyms
STRONG
abstain discredit disprove ignore neglect

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

To do this, they generated a beam of arsenic-73 specifically for the experiment and directed it into a chamber filled with hydrogen gas.

From Science Daily • Apr. 14, 2026

Repeating the experiment with girls next seemed logical and fair.

From BBC • Apr. 12, 2026

“We will experiment, invest disproportionately behind what matters and pull back when something isn’t working.”

From MarketWatch • Apr. 9, 2026

Companies could experiment with shorter workweeks while keeping pay constant and support so-called portable benefits that follow individuals rather than being tied to an employer, OpenAI suggested in its report.

From The Wall Street Journal • Apr. 6, 2026

First, it highlights the power of the experimental method—even though the peripatetics wanted the weights to fall at different speeds and prove Aristotle was right, the experiment they carried out proved that Aristotle was wrong.

From "The Scientists" by John Gribbin

Vocabulary lists containing experiment

The SAT: Language of the Test, List 4

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The Scientific Method

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The New SAT: The Language of the Test

Want to remember this word for good? Start your learning journey today with our library of interactive, themed word lists built by the experts at Vocabulary.com – we'll help you make the most of your study time!