expansion slot

English Thesaurus

1. (computer) a socket in a microcomputer that will accept a plug-in circuit board (noun.artifact)

hypernym	:	receptacle,
definition	:	an electrical (or electronic) fitting that is connected to a source of power and equipped to receive an insert (noun.artifact)

domain category	:	computer, computing device, computing machine, data processor, electronic computer, information processing system,
definition	:	a machine for performing calculations automatically (noun.artifact)