the construction or operation of telephones or telephonic systems.
a system of telecommunications in which telephonic equipment is employed in the transmission of speech or other sound between points, with or without the use of wires.

Origin of telephony

First recorded in 1825–35; telephone + -y3 Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for telephony

Contemporary Examples of telephony

Historical Examples of telephony

British Dictionary definitions for telephony



a system of telecommunications for the transmission of speech or other sounds
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for telephony

1835, "a system of signaling by musical sounds;" from 1876 as "the art of working a telephone;" see tele- + -phone.

Online Etymology Dictionary, © 2010 Douglas Harper