A tape, screen or braid of metal, usually copper, aluminum, or other conductive material placed around or between electric circuits or cables or their components, to prevent signal leakage or interference
A metal enclosure that prevents electronic components from being affected by unwanted interference Shielded speakers may be placed near a TV, for instance, because their magnets cannot affect the picture tube
A sheet, screen, or braid of metal, usually copper, aluminum, or other conducting material placed around or between electric circuits or cables or their components, to contain any unwanted radiation, or to keep out any unwanted interference
A vast area of ancient crustal rocks which, together with a platform, constitutes a craton The Canadian Shield which constitutes most of central and eastern Canada, also includes the Adirondacks
If something or someone shields you from a danger or risk, they protect you from it. He shielded his head from the sun with an old sack = protect
Two flat discs of calcite with water flow in the center, attached to cave ceiling, wall or floor and projecting outward It is suggested that water seeps under pressure along the fracture of the shield and moves out to the rim where deposition occurs and increases its diameter The cause of the formation is not known
To avert, as a misfortune; hence, as a supplicatory exclamation, forbid! armor carried on the arm to intercept blows a protective covering or structure protect, hide, or conceal from danger or harm