impact
1. [ noun ] the striking of one body against another
Related terms: contact bump slam
2. [ noun ] a forceful consequence; a strong effect
Synonyms: wallop
Examples:

"the book had an important impact on my thinking" "the book packs a wallop"

Related terms: consequence affect
3. [ noun ] influencing strongly
Synonyms: encroachment impingement
Examples:

: "they resented the impingement of American values on European culture"

Related terms: influence affect
4. [ verb ] have an effect upon
Synonyms: affect touch bear_on bear_upon touch_on
Examples:

"Will the new rules affect me?"

Related terms: change hit process influence subject trouble stimulate color queer subject tell_on slam-dunk hydrolize repercuss strike_a_blow redound
5. [ verb ] press or wedge together; pack together
Related terms: wedge impaction
6. [ noun ] the violent interaction of individuals or groups entering into combat
Synonyms: shock
Examples:

"the armies met in the shock of battle"

Related terms: fight shock
Similar spelling:   impacted
  impaction
  impeach
  impasto