polyurethane-coated copper wire

a run in tights

have a run in one's stockings

a fretless plucked lute with three strings and a skin-covered body originally from Okinawa, the precursor to the shamisen

Synonym of 三味線 (shamisen): a Japanese plucked string instrument played similarly to a banjo

tilde; over-line

wire diameter

underground line, specifically an underground cable or wire

X-ray (short wavelength electromagnetic radiation) / X-ray (photograph made with X-rays)

(geography) Arctic Circle (one of the five major circles of latitude)