modem

1 of 2

noun

mo·​dem ˈmō-dəm 

also

-ˌdem 

plural modems

: a device that converts signals produced by one type of device (such as a computer) to a form compatible with another (such as a telephone) and that is used especially to transmit and receive information between computers via landlines

modem

2 of 2

verb

modemed; modeming; modems

transitive verb

: to send (something, such as data) via a modem

Examples of modem in a Sentence

Recent Examples on the Web

Noun

Generally, service plans control the maximum speed that is able to flow into a modem from an internet provider, while wireless coverage determines how effectively the router broadcasts that data outward. — K.h. Koehler, IndyStar, 10 Sep. 2026

This is the second-generation modem Apple has made in-house, in a move that further reduces reliance on cellular modem leader Qualcomm. — Kif Leswing, CNBC, 9 Sep. 2026

Some have never seen or used a fax or a 56K modem—both of which are essential to the job at hand and our digital transformation technology. — Timor Brik, Forbes.com, 1 Sep. 2026

And most companies would send gear for owners to set up themselves, and, well, some of the restaurant operators Lam knew couldn’t log in to Facebook, let alone navigate plugs and modems and cables with IKEA-like instructions. — Courtney Crowder, Des Moines Register, 14 Aug. 2026

Word History

Etymology

Noun

modulator + demodulator

First Known Use

Noun

circa 1952, in the meaning defined above

Verb

1984, in the meaning defined above

Phrases Containing modem

• cable modem
• fax modem

Rhymes for modem

• odum

Kids Definition

modem

noun

mo·​dem

ˈmō-ˌdem

: a device that changes signals from one form to a form which can be used by another kind of equipment

computer information is sent over telephone lines using a modem