sig·nif·i·cance /sɪgˈnɪfɪkəns/ noun
the quality of being important :
the quality of having notable worth or influence [noncount
] ▪ The discovery has great significance to researchers. ▪ His age is of little significance. ▪ This building should be preserved because of its historical significance. ▪ Does the ceremony have any religious significance?
] ▪ Her work has a significance that will last beyond her lifetime.
— opposite insignificance
the meaning of something [noncount
] ▪ I failed to understand/grasp/appreciate the significance of her remarks. ▪ Does the date March 16 have some special significance to/for you?
] ▪ People in ancient times assigned a particular significance to the number seven.