read/write head

English Thesaurus

1. (computer science) a tiny electromagnetic coil and metal pole used to write and read magnetic patterns on a disk (noun.artifact)

hypernym	:	coil,
definition	:	reactor consisting of a spiral of insulated wire that introduces inductance into a circuit (noun.artifact)

domain category	:	computer science, computing,
definition	:	the branch of engineering science that studies (with the aid of computers) computable processes and structures (noun.cognition)