(1) The package that a chip is mounted in. See
chip package.
(2) A chip package with connectors on all sides. See
leaded chip carrier and
leadless chip carrier.
An Old Chip Package
Chips like this old Motorola 6801 microcontroller used to be packaged in a housing with pins that plugged into a circuit board. Today most chips are soldered on top of the board (see
QFP and
BGA).