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Definitions

influential

[in-floo-en-shuhl] / ˌɪn fluˈɛn ʃəl /
ADJECTIVE
effective, powerful
Synonyms
STRONGEST
authoritative dominant famous important leading persuasive prominent significant strong
WEAK
affecting big-gun big-wheel controlling efficacious forcible governing guiding impressive inspiring instrumental major-league meaningful momentous moving name potent substantial telling touching weighty
Antonyms
STRONGEST
inconspicuous inferior insignificant obscure subordinate trivial unimportant unknown
WEAK
ineffective ineffectual uninfluential unmoving weak

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.

However, this influential cameo demonstrated why the temptation to start the World Cup with Bellingham may be impossible for Tuchel to resist.

From BBC • Apr. 7, 2026

Maybe it is natural, then, that a big swath of the most influential podcasters have come forward to offer a solution to those executives’ problems.

From Slate • Apr. 7, 2026

This year, the influential retail cohort is taking a much more cautious approach as the war in Iran upends markets around the world.

From MarketWatch • Apr. 6, 2026

The simple, relatively affordable tests recently got a boost from influential clinical guidelines issued earlier this month by leading cardiology groups.

From The Wall Street Journal • Apr. 3, 2026

It was soon to become the basis of the most influential philosophy in Western history—the Aristotelian doctrine that would live for two millennia.

From "Zero: The Biography of a Dangerous Idea" by Charles Seife