seismoscope noun. 
['sʌɪzmǝskǝʊp] M19.[from 
SEISMO- + 
-SCOPE.]
A simple form of seismometer for detecting the occurrence of an earthquake shock, sometimes also indicating the approximate intensity or direction of the earthquake wave.
 ■   seismoscopic 
[-'skɒpɪk] adjective L19.  [TahlilGaran] English Dictionary ▲