The meaning of IMPACTFUL is having a forceful impact : producing a marked impression. How to use impactful in a sentence.

IMPACTFUL definition: having or manifesting a great impact or effect. See examples of impactful used in a sentence.

Very important or urgent (Definition of impactful from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

impactful in British English (ˈɪmpæktfʊl ) adjective having a powerful effect or making a strong impression

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

impactful, adj. meanings, etymology, pronunciation and more in the Oxford English Dictionary

Dec 12, 2025 · Adjective impactful (comparative more impactful, superlative most impactful) Having impact. [from c. 1940]