Search Result for "seismograph":
Wordnet 3.0
NOUN (1)
1. a measuring instrument for detecting and measuring the intensity and direction and duration of movements of the ground (as an earthquake);
The Collaborative International Dictionary of English v.0.48:
Seismograph \Seis"mo*graph\, n. [Gr. ??? an earthquake + -graph.] (Physics) An apparatus for registering the shocks and undulatory motions of earthquakes. [1913 Webster]
