Definitions
1.verbTo collide or strike, the act of impinging."When the hammer impacts the nail, it bends."
2.verbTo compress; to compact; to press into something or pack together."The footprints of birds do not impact the soil in the way those of dinosaurs do."
3.verbTo influence; to affect; to have an impact on."I can make the changes, but it will impact the schedule."
4.verbTo stamp or impress onto something."Ideas impacted on the mind."
5.adjectiveHaving undergone an impact.
6.adjectiveOf a tooth, subject to dental impaction."Being the last teeth to erupt in the oral cavity, many wisdom teeth are impacted."
7.adjectiveHaving lost property revenue due to Federal presence, such that it may receive impact aid.