radiotelegraphy
Example Sentences
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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
From Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.