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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

Even in her later years, she continued to sing and experiment.

From BBC • Apr. 13, 2026

But under practices that have prevailed for decades, they rarely learn that conscience, moral duty and religious conviction shaped the decisions that defined the American experiment.

From The Wall Street Journal • Apr. 9, 2026

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

From MarketWatch • Apr. 9, 2026

Dr. Doris was talking, and I was trying to listen—really, I was—but in my head I was turning her into an experiment.

From "The Science of Breakable Things" by Tae Keller

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!