plural of sluice-gate

plural of Tainter gate

plural of water gate

plural of Fredkin gate

A three-bit computational circuit that inverts the third bit if the first two bits are set, or in other cases leaves all bits unchanged.

A three-bit computational circuit that swaps the last two bits if the first bit is 1. Any logical or arithmetic operation can be constructed entirely of such gates.

plural of Toffoli gate

plural of lock gate

(Usually) one of a pair of gates at each end of a lock chamber on a canal, or river with a weir.

A political scandal in Hungary in 1990, involving the communist regime's secret service illegally collecting information on opposition parties.