a device converting computer-data signals into acoustic form for transmission down a telephone line, through the handset microphone
See also modem
acoustic coupler in American English
noun
Computing
a modem designed to connect a telephone handset to a computer terminal or processor
Word origin
[1965–70]This word is first recorded in the period 1965–70. Other words that entered Englishat around the same time include: Finlandization, T cell, no-fault, overdub, stun gun
Examples of 'acoustic coupler' in a sentence
acoustic coupler
It's great if you travel frequently and wish to travel lightly because the modem has an acoustic coupler.