significant
adjective/si.ɡni.fi.kɐ.ti.vu/high
sig·ni·fi·ca·ti·vo
Definition
Having or expressing a meaning; important, notable, or considerable.
There was a significant rise in temperatures this summer.
He gave her a significant look across the room.
Common collocations
significant increasesignificant differencesignificant numbersignificant contribution
Etymology
Do latim 'significativus'.