impinge

Từ điển American Heritage Dictionary 4th

im·pinge (ĭm-pĭnjʹ)v. im·pinged, im·ping·ing, im·ping·esv. intr.
1. To collide or strike:
Sound waves impinge on the eardrum.
2. To encroach; trespass:
Do not impinge on my privacy.v. tr.
To encroach upon: “One of a democratic government's continuing challenges is finding a way to protect... secrets without impinging the liberties that democracy exists to protect” (Christian Science Monitor).  [Latin impingere: in-, against; see in-² + pangere, to fasten; See pag- in Indo-European Roots.] im·pingeʹment n.im·pingʹer n.

• Từ đồng nghĩa / Synonyms:
  encroach, infringe, entrench, trench