1. Wedged or packed in together
   "an impacted tooth"
    
2. Affected significantly by something
   "The drought-impacted farmers needed government assistance"

1. Come into sudden contact with
   "The meteor impacted the lunar surface";
   - hit, strike, impinge on, run into, collide with
    
2. Have an effect upon
   "Will the new rules impact me?";
   - affect, bear upon, bear on
    
3. Press or wedge together; pack together
   "The snow was impacted on the roof"

See also: compact

Type of: alter, change, force, modify, sardine [informal], squash, squeeze, touch, wedge

Encyclopedia: Impacted