Hertz Demonstrated This in 1886
This page is the CodyCross answer for the clue below from Inventions, Group 45, Puzzle 5.
Question
Hertz Demonstrated This in 1886
Answer
RADIOWAVE
Word Meaning:
RADIO WAVE — (physics) Electromagnetic radiation having a wavelength between about .5 centimeters and 30,000 meters; used for the broadcasting of radio and television signals.
Definitions from Wiktionary.