cat state
n.— «To a physicist, a “cat state” is the condition of being two diametrically opposed conditions at once, like black and white, up and down, or dead and alive.…Electrical “cat” currents that circle a loop in opposite directions at the same time.» —“Quantum Trickery: Testing Einstein’s Strangest Theory” by Dennis Overbye N.Y. TImes Dec. 27, 2005. (source: Double-Tongued Dictionary)