Glossary A
Adhesive in relation to a stamp affixed to envelopes by means of gum on the reverse.However, some stamps are printed directly onto postcards, envelopes or wrappers.
Adapter revolves around many forms, but essentially it is a device that connects to or installs on your computer, adding a specific capability or feature. The most common example is a circuit board, such as a graphics card or a NIC, that installs into a PCI or another kind of expansion slot on a desktop computer's motherboard; it's also known as an expansion board.
AC means alternatiing current A short name for the standard 230 V 50 Hz (In US120-volt, 60-Hz cycle) household electricity.