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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.

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

From MarketWatch • Apr. 9, 2026

After a grand offseason experiment in which they rebuilt the entire roster essentially overnight, the Wolverines beat the UConn Huskies, 69-63, to win the national title.

From The Wall Street Journal • Apr. 7, 2026

In one experiment, scientists introduced glucose into a single tanycyte while observing nearby astrocytes.

From Science Daily • Apr. 6, 2026

Project Maven is the Pentagon's flagship artificial intelligence program, launched in 2017 as a narrow experiment to help military analysts make sense of the torrent of drone footage pouring in from conflict zones.

From Barron's • Apr. 5, 2026

Cheaty McCheater, because I know for a fact she’s done that experiment before.

From "The Science of Breakable Things" by Tae Keller