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

SIGNIFICANT definition: 1. important or noticeable: 2. having a special meaning: 3. important or noticeable: . Learn more.

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

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 …

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

Significant generally refers to something that carries importance, meaning, or relevance. It can indicate a notable or noteworthy occurrence or event that has a notable impact or influence.

Use the adjective significant to describe something that is important. Your "significant other" means the person who's most important in your life. A significant result in a scientific study is a result large …

Signifying something; conveying a meaning; having a purport; expressive; implying some character, and not merely denotative: as, a significant word or sound. Serving as a sign or indication; having a …

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