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Showing results for significant. Search instead for significado.
Definitions

significant

[sig-nif-i-kuhnt] / sɪgˈnɪf ɪ kənt /
ADJECTIVE
telling, meaningful
Synonyms
STRONGEST
compelling important momentous powerful serious symbolic
WEAK
cogent convincing denoting eloquent expressing expressive facund forceful heavy indicative knowing meaning pregnant representative rich sententious sound suggestive valid weighty
Antonyms
STRONGEST
insignificant trivial unimportant
WEAK
meaningless minor
ADJECTIVE
important, critical
Synonyms
STRONGEST
big consequential considerable meaningful momentous notable noteworthy serious substantial vital
WEAK
big-deal big-wheel carrying a lot of weight heavy material weighty
Antonyms
STRONGEST
dull inconsequential insignificant little minor ordinary small trivial unimportant unnoticeable
WEAK
meaningless

Usage

What are other ways to say significant? The adjectives significant and meaningful, when describing forms of expression, imply an underlying and unexpressed thought whose existence is plainly shown although its precise nature is left to conjecture. Significant suggests conveying important or hidden meaning: On hearing this statement, he gave the officers a significant glance. Meaningful implies a secret and intimate understanding between the persons involved: Meaningful looks passed between them. Expressive suggests conveying, or being capable of conveying, a thought, intention, emotion, etc., in an effective or vivid manner: an expressive gesture. Suggestive implies an indirect or covert conveying of a meaning, sometimes mentally stimulating, sometimes verging on impropriety or indecency: a suggestive story or remark.

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Starlink has a significant head-start on Amazon's Leo, which currently only has around 200 satellites in orbit.

From BBC • Apr. 14, 2026

With McKinsey attributing two-thirds of quantum start-up investments to private sector funding in 2024, that’s fairly significant.

From Barron's • Apr. 14, 2026

Others among the Founding Fathers also made significant contributions to public health.

From The Wall Street Journal • Apr. 14, 2026

The IEA has previously projected that global oil markets face a significant oversupply that could last until at least the end of the decade.

From MarketWatch • Apr. 14, 2026

The potential market was big—worldwide, as many as 750,000 people suffered from MDR, and treating all of them would require a significant quantity of drugs, because treatment lasted so long.

From "Mountains Beyond Mountains" by Tracy Kidder and Michael French

Vocabulary lists containing significant

Academic Vocabulary: Core Tier 2 Words, List 1

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The SAT: Language of the Test, List 6

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The Language of Standardized Tests, List 4

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