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			“keraunoscopes”
		
	
			An instrument, or device, that was used by the ancients to simulate or to imitate the sound of thunder: The use of a ceraunoscope was probably done to make others think that the user had supernatural powers.
																	
							
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									ceraun-, keraun-; cerauno-, kerauno-									
										(page 1)
									
								
															
									scopo-, scop-, scept-, skept-, -scope-, -scopy, -scopia, -scopic, -scopist									
										(page 6)