1 important; having an important effect: a significant event/development.
az: mühüm, zəruri
ru: знаменательный; важный
2 having a special meaning; meaningful: a significant look/smile.
az: mənalı
ru: многозначительный
3 considerable; marked: There was no significant change in the patient's condition; There was a significant drop in the number of road accidents last year.
az: əhəmiyyətli
ru: значительный, существенный