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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.

But in the experiment, participants were given detailed information about mortality risk.

From MarketWatch • Apr. 16, 2026

But despite its experiment with chronology, “A Potion, a Powder, a Little Bit of Magic” plays it safe when it comes to its plot—a surprise for readers expecting a story as adventuresome as its telling.

From The Wall Street Journal • Apr. 16, 2026

The radiochemistry group, led by Katharina Domnanich, prepared the material in a form suitable for use in the experiment.

From Science Daily • Apr. 14, 2026

Repeating the experiment with girls next seemed logical and fair.

From BBC • Apr. 12, 2026

For my science project, I’m going to make a model of the moon’s surface and perform an experiment to infer how the moon’s impact craters were formed.

From "Shine!" by J.J. and Chris Grabenstein

Vocabulary lists containing experiment

The SAT: Language of the Test, List 4

Looking to grow your vocabulary? Check out this interactive, curated word list from our team of English language specialists at Vocabulary.com – one of over 17,000 lists we've built to help learners worldwide!

The Scientific Method

Interested in learning more words like this one? Our team at Vocabulary.com has got you covered! You can review flashcards, quiz yourself, practice spelling, and more – and it's all completely free to use!

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!