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.

A significant action or gesture is intended to have a special meaning. Mrs Bycraft gave Rose a significant glance.

5 days ago · significant (comparative more significant, superlative most significant) Signifying something; carrying meaning. synonym quotations Synonym: meaningful a significant word or sound 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 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, …

The earliest known use of the word significant is in the mid 1500s. OED's earliest evidence for significant is from 1566, in the writing of John Rastell, author and Jesuit.

Prices have risen significantly (= a lot). (Definition of significant from the Cambridge Essential Dictionary © Cambridge University Press)

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

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 to …