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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.

The company said Thursday it entered into the agreement with holders who represent a significant majority of its outstanding funded debt.

From The Wall Street Journal • Apr. 17, 2026

The Valley neighborhood got significant attention in January when Oz posted a video from a complex in Van Nuys where a onetime hospice operated.

From Los Angeles Times • Apr. 17, 2026

But a spokesperson added: "Given the significant deficit in the department's budget, it is not possible to consider any further financial assistance for young cancer patients and their families at this time."

From BBC • Apr. 17, 2026

“As Helion and OpenAI start to explore working together at significant scale, it is difficult for me to be on both boards,” he posted on X.

From The Wall Street Journal • Apr. 17, 2026

Society, friends, and teachers, play a significant role in our music selection process.

From "Music and the Child" by Natalie Sarrazin

Vocabulary lists containing significant

Academic Vocabulary: Core Tier 2 Words, List 1

Looking to grow your vocabulary? Check out this interactive, curated word list from our team of English language specialists at Vocabulary.com – one of over 17,000 lists we've built to help learners worldwide!

The SAT: Language of the Test, List 6

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The Language of Standardized Tests, List 4

Want to remember this word for good? Start your learning journey today with our library of interactive, themed word lists built by the experts at Vocabulary.com – we'll help you make the most of your study time!