The meaning of SIGNIFICANT is having meaning; especially : full of import : suggestive. How to use significant in a sentence.

SIGNIFICANT definition: important and deserving of attention; of consequence. See examples of significant used in a sentence.

She looked at him across the table and gave him a significant smile. Do you think it's significant that he hasn't replied to my letter yet?

Definition of significant adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

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 …

When something is deemed significant, it holds weight or significance beyond the ordinary or mundane. It implies a level of importance that commands attention or recognition. A significant event or …

WordReference Random House Learner's Dictionary of American English © 2025 sig•nif•i•cant /sɪgˈnɪfɪkənt/ adj. important; of consequence: a significant event in world history. having a special, …

significant, adj., adv., & n. meanings, etymology, pronunciation and more in the Oxford English Dictionary

Jan 20, 2026 · Noun significant (plural significants) That which has significance; a sign; a token; a symbol.

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 …