Simple Definition of cable modem
: a device that connects a computer to a network (such as the Internet) through the same kind of cable used for cable television
Full Definition of cable modem
: a modem for connecting a computer to a network over a cable television line
First Known Use of cable modem
Learn More about cable modem
Britannica.com: Encyclopedia article about "cable modem"
Seen and Heard
What made you want to look up cable modem? Please tell us where you read or heard it (including the quote, if possible).