(Latin: in-, "in" + filtratus, "felt")
2. A number of cells in the body that have been affected by a disease: A chest radiograph revealed patchy infiltrates in Michael's lungs.
The government infiltrated key enemy agencies with spies.
Some cybercriminals are infiltrating the contents of Internet sites in order to collect system profile data so the bad guys need to find ways to reach prospective victims and collect information about them in order to make sure targeted attacks are successful.2. To accumulate substances or cells within a tissue that are either not normally found it it or are usually present only in smaller amounts: A drug; such as, a local anesthetic that has been
Excessive alcohol consumption can infiltrate the body and cause fat in the liver.
Radiologists use infiltrated to refer to the presence of a tumor or pneumonia in a tissue; such as, lung cancer as seen in a chest X-ray.
2. Fatty infiltration is the permeation of oily or greasy substance in cells or tissues.
3. Urinous infiltration is an introduction of urine resulting from a break in the continuity of the wall of the ureter or bladder which may be caused by cancer, trauma, or inflammation.
4. Military procedures against enemy forces: New tactics of infiltration were carried out by secretly trained troops that created demoralization of enemy soldiers as far as the command and the communication centers.
2. Pertaining to penetrating or slipping into an enemy line at weak or unguarded places.