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seismographer

 - 2 dictionary results

seis⋅mog⋅ra⋅phy

[sahyz-mog-ruh-fee, sahys-]
–noun
1. the scientific measuring and recording of the shock and vibrations of earthquakes.
2. seismology.

Origin:
1860–65; seismo- + -graphy


seis⋅mog⋅ra⋅pher, noun
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
Cite This Source Link To seismographer
seis·mo·graph   (sīz'mə-grāf')   
n.  An instrument for automatically detecting and recording the intensity, direction, and duration of a movement of the ground, especially of an earthquake.
seis·mog'ra·pher (sīz-mŏg'rə-fər) n., seis'mo·graph'ic (-grāf'ĭk), seis'mo·graph'i·cal (-ĭ-kəl) adj., seis·mog'ra·phy n.
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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