INFLUENTIAL definition: having or exerting influence, especially great influence. See examples of influential used in a sentence.

Dec 8, 2012 · The meaning of INFLUENTIAL is exerting or possessing influence. How to use influential in a sentence.

INFLUENTIAL definition: 1. having a lot of influence on someone or something: 2. having a lot of influence on someone or…. Learn more.

Definition of influential adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

Define influential. influential synonyms, influential pronunciation, influential translation, English dictionary definition of influential. adj. Having or exercising influence.

WordReference Random House Unabridged Dictionary of American English © 2025 in•flu•en•tial (in′flo̅o̅ en′ shəl), adj. having or exerting influence, esp. great influence: three influential educators. n. a …

influential meaning, definition, what is influential: having a lot of influence and therefore ...: Learn more.

Dec 14, 2025 · influential (comparative more influential, superlative most influential) Having or exerting influence.

Someone or something that is influential has a lot of influence over people or events. It helps to have influential friends. He had been influential in shaping economic policy. Synonyms: instrumental, …

There are seven meanings listed in OED's entry for the word influential, two of which are labelled obsolete. See ‘Meaning & use’ for definitions, usage, and quotation evidence.