seis·mom·e·ter 
(sīz-mŏmĭ-tər)
(sīz-mŏmĭ-tər)n.
A detecting device that receives seismic impulses.
seis′mo·metric (-mə-mĕtrĭk), seis′mo·metri·cal (-rĭ-kəl) adj.
- irrepressibleness
- irrepressibly
- irreproachability
- irreproachable
- irreproachableness
- irreproachably
- irresistibility
- irresistible
- irresistibleness
- irresistibly
- irresoluble
- irresolute
- irresolutely
- irresoluteness
- irresolution
- irresolvable
- irrespective of
- irrespirable
- irresponsibility
- irresponsible
- irresponsibleness
- irresponsibly
- irresponsive
- irresponsively
- irresponsiveness