Meaning of SIGNIFICANT in English
[sig.nif.i.cant] adj [L significant-, significans, prp. of significare to signify] (1579) 1: having meaning; esp: suggestive "a ~ glance"
2. a: having or likely to have influence or effect: important "a ~ piece of legislation"; also: of a noticeably or measurably large amount "a ~ number of layoffs" "producing ~ profits" b: probably caused by something other than mere chance "statistically ~ correlation between vitamin deficiency and disease"
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012