stealth
131stealth bra — A nose covering composed of composite materials that absorb microwaves emitted by radar devices and significantly diminish the return signal, making a car less detectable to police radar; ineffective against speed cameras or light operated speed… …
132Plasma stealth — is a proposed process that uses ionized gas (plasma) to reduce the radar cross section (RCS) of an aircraft. Interactions between electromagnetic radiation and ionized gas have been extensively studied for a variety of purposes, including the… …
