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radiotelegraphy

American  
[rey-dee-oh-tuh-leg-ruh-fee] / ˌreɪ di oʊ təˈlɛg rə fi /

noun

  1. the constructing or operating of radiotelegraphs. RT

radiotelegraphy British  
/ ˌreɪdɪəʊˌtɛlɪˈɡræfɪk, ˌreɪdɪəʊtɪˈlɛɡrəfɪ /

noun

  1. Also called: wireless telegraphy.  a type of telegraphy in which messages (usually in Morse code) are transmitted by radio waves; its use is no longer widespread as it has been superseded by satellite technology

"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

Other Word Forms

  • radiotelegraphic adjective
  • radiotelegraphically adverb

Etymology

Origin of radiotelegraphy

First recorded in 1895–1900; radio- + telegraphy

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Far within the Arctic Circle two meteorological observatories are maintained in Spitsbergen; but these are, at least, connected with the world by radiotelegraphy.

From Project Gutenberg

Used for all visual and sound signaling, radiotelegraphy, and on cables using siphon recorders, used in communicating with Navy.

From Project Gutenberg

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.