Definition of "seismoscope" []

• An instrument that indicates the occurrence or time of occurrence of an earthquake. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "Chinese inventions and innovations include silk cloth, gunpowder, paper making, moveable type, the compass, and the seismoscope."
• "First is the seismoscope, which will merely detect and record the fact that there has been such a tremor."
• "A: T he 2 main devices used to measure earthquake are the seismograph and the seismoscope."