Adj.

Stating something to have more of an impact than something else;
Usually used under comparative circumstances.

Can substitute: makes more of an impact
Some words are more impactual than others.
by Amphai August 26, 2018
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Something that makes a strong point.
"Smithers, I need you to create a brief but impactual, presentation for this project."
by Bowling Ball Out of Heaven March 13, 2008
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