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See more synonyms for telephony on Thesaurus.com
  1. the construction or operation of telephones or telephonic systems.
  2. 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.
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Origin of telephony

First recorded in 1825–35; telephone + -y3
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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British Dictionary definitions for telephony


  1. a system of telecommunications for the transmission of speech or other sounds
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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.

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Online Etymology Dictionary, © 2010 Douglas Harper