insulated

Etymology

adj

1. Protected from heat, cold, noise etc, by being surrounded with an insulating material.
2. Placed or set apart.
   an insulated house or column
   the special and insulated situation of the Jews 1846, Thomas De Quincey, “On Christianity, as an Organ of Political Movement”, in Tait's Edinburgh Magazine
3. (of an electrically conducting material) Isolated or separated from other conducting materials, or sources of electricity.
   Early insulated wires were covered in silk rather than plastic.
   Speed by now was now down to 25 m.p.h., but that universal tool, the insulated screwdriver, with its business end gingerly applied to the relay coil, enabled us to keep going as far as Grantham, where a more permanent remedy could be effected. 1962 April, R. K. Evans, “The Acceptance Testing of Diesel Locomotives”, in Modern Railways, page 268
4. (astronomy, dated) Situated at so great a distance as to be beyond the effect of gravitation; said of stars supposed to be so far apart that the effect of their mutual attraction is undetectable.

verb

1. simple past and past participle of insulate