Noun
an intruder who passes into or through (often by overcoming resistance)
Source: WordNetAdditionally, these heavy-for-caliber loadings sacrifice some penetrative ability compared to the M855 round (which has a steel penetrator tip). Source: Internet
Aviation powerhouse During the early 1960s the company bid on the United States Air Force 's TFX (Tactical Fighter, Experimental) project for a new low-level "penetrator". Source: Internet
FMJ bullets constructed with a steel penetrator in the nose, the composition, thickness, and relative weights of the jackets, penetrators, and cores are quite variable, as are the types and position of the cannelures. Source: Internet
Combination penetrator-explosive munitions Another school of thought on nuclear bunker busters is using a light penetrator to travel 15 to 30 meters through shielding, and detonate a nuclear charge there. Source: Internet
It can fire several types of munitions, including high explosive, incendiary, and kinetic penetrator rounds. Source: Internet
Error in the penetrator placement can change flight performance and affect dispersion, and the rearward-drawn jacket can create an uneven boat tail leading to uneven airflow and more affected dispersion. Source: Internet