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definitions

telecommunications

[tel-i-kuh-myoo-ni-key-shuh nz]
noun
  1. Sometimes telecommunication. (used with a singular verb) the transmission of information, as words, sounds, or images, usually over great distances, in the form of electromagnetic signals, as by telegraph, telephone, radio, or television.
  2. Sometimes telecommunication. (used with a singular verb) the science and technology of such communication.
  3. telecommunication, a message so transmitted.
adjective
  1. of or relating to telecommunications.

Origin of telecommunications

First recorded in 1930–35; tele-1 + communication + -s3
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for tele-communication

telecommunications

noun
  1. (functioning as singular) the science and technology of communications by telephony, radio, television, etc
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