Here are the possible solutions for electromagnetic wave generator clue
Answer
Clue
Relevancy
maser
Clue
Electromagnetic wave generator
Electromagnetic wave enhancer
Electromagnetic wave amplifier
Definition
a device used to amplify long-range radar and radio astronomy signals
laser
Clue
Electromagnetic-wave amplifier
Definition
a source of high-intensity optical, infrared, or ultraviolet radiation produced as a result of stimulated emission maintained within a solid, liquid, or gaseous medium
masers
Clue
Electromagnetic wave amplifiers
Electromagnetic wave enhancers
Definition
MASER, a device used to amplify long-range radar and radio astronomy signals
bellyflop
Clue
Wave generator, of a sort
Definition
to perform a dive into water in which the body lands horizontally