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

(Definition of significant from the Cambridge Academic Content Dictionary © Cambridge University Press)

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 …

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

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

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 …

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

Find 108 different ways to say SIGNIFICANTLY, along with antonyms, related words, and example sentences at Thesaurus.com.

significant meaning, definition, what is significant: having an important effect or influence,...: Learn more.