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.

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

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

1. a. Having or expressing a meaning: Are the markings on the stone significant? b. Having or expressing a covert or nonverbal meaning; suggestive: a significant glance. 2. Having or likely …

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 …

Define significant. significant synonyms, significant pronunciation, significant translation, English dictionary definition of significant. adj. 1. a. Having or expressing a meaning: Are the markings …

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

SIGNIFICANT meaning: 1 : large enough to be noticed or have an effect; 2 : very important

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 …