most significant

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telling, meaningful adj.
important, critical adj.

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

carrying a lot of weight heavy material weighty

Antonyms

STRONGEST

dull inconsequential insignificant little minor ordinary small trivial unimportant unnoticeable

WEAK

meaningless

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.

See Examples For:

most significant

On Wednesday, the UK and parts of Europe will experience the most significant solar eclipse in almost three decades.

From BBC ● Aug. 12, 2026

That case wouldn’t just go down as one of the most shameful moments in the court’s history; it was also the legal system’s most significant contribution in devolving the country into the Civil War.

From Slate ● Aug. 11, 2026

It marked the most significant government reshuffle under Khamenei, who hasn’t been seen in public since the war began.

From The Wall Street Journal ● Aug. 11, 2026

One of the most significant characteristics of Silescelida acristata lies in its femur, the thigh bone.

From Science Daily ● Aug. 10, 2026

The first is the law of large numbers, one of the most significant though often misunderstood theorems in probability theory, and one which people sometimes invoke to justify all sorts of bizarre conclusions.

From "Innumeracy: Mathematical Illiteracy and Its Consequences" by John Allen Paulos