significant

[ sig-nif-i-kuhnt ]
/ sɪgˈnɪf ɪ kənt /
SEE SYNONYMS FOR significant ON THESAURUS.COM

adjective

important; of consequence.
having or expressing a meaning; indicative; suggestive: a significant wink.
Statistics. of or relating to observations that are unlikely to occur by chance and that therefore indicate a systematic cause.

noun

something significant; a sign.

Origin of significant

1570–80; < Latin significant- (stem of significāns), present participle of significāre to signify; see -ant

OTHER WORDS FROM significant

Words nearby significant

signifiant, significance, significance level, significance test, significancy, significant, significant digits, significant figures, significant other, significant symbol, signification

Words related to significant

powerful, symbolic, important, compelling, serious, momentous, noteworthy, big, notable, vital, substantial, consequential, meaningful, considerable, cogent, convincing, eloquent, expressive, forceful, heavy

Example sentences from the Web for significant

British Dictionary definitions for significant

significant
/ (sɪɡˈnɪfɪkənt) /

adjective

having or expressing a meaning; indicative
having a covert or implied meaning; suggestive
important, notable, or momentous
statistics of or relating to a difference between a result derived from a hypothesis and its observed value that is too large to be attributed to chance and that therefore tends to refute the hypothesis

Derived forms of significant

significantly, adverb

Word Origin for significant

C16: from Latin significāre to signify