significant

[ sig-nif-i-kuhnt ]
/ sɪgˈnɪf ɪ kənt /

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

Related forms

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples 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

significantly, adverb

Word Origin for significant

C16: from Latin significāre to signify
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012