Significant - definition of significant by The Free Dictionary Define significant significant synonyms, significant pronunciation, significant translation, English dictionary definition of significant adj 1 a Having or expressing a meaning: Are the markings on the stone significant? b Having or expressing a covert or nonverbal meaning; suggestive: a
SIGNIFICANT definition and meaning | Collins English Dictionary A significant fact, event, or thing is one that is important or shows something Time would appear to be the significant factor in this whole drama a very significant piece of legislation I think it was significant that he never knew his own father