WordReference Random House Learner's Dictionary of American English ยฉ 2025 sigโ€ขnifโ€ขiโ€ขcant /sษชgหˆnษชfษชkษ™nt/ adj. important; of consequence: a significant event in world history. having a special, โ€ฆ

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

Holding considerable importance, relevance, or influence. See example sentences, synonyms, and etymology for the adjective significant.

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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.

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