Noun
PC Card (plural PC Cards)
(computing) A removable memory or I/O device that fits into an expansion slot on a notebook computer or a personal digital assistant (PDA). PC Cards are used primarily in notebook computers and PDAs. PC Card peripherals include Wi-Fi network cards, memory cards, modems, wired NICs, and hard drives.
Apple introduced the AppleTalk PC Card in early 1987, allowing PCs to join AppleTalk networks and print to LaserWriter printers. Source: Internet
It employs a Lucent WaveLAN Silver PC Card as the Radio, and uses an embedded AMD Elan processor. Source: Internet
Unlike the Palm Pilot, all Newton devices are equipped with a standard PC Card expansion slot (two on the 2000/2100). Source: Internet