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watson-watt, robert alexander

watson-watt, robert alexander in Science
British physicist who pioneered the development of radar. In 1919 he produced a system for locating thunderstorms by tracking their radio emissions. In the 1930s Watson-Watt led the team that developed radar into a practical system for locating aircraft.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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