'Microseismic' definitions:
Definition of 'Microseismic'
From: GCIDE
- Microseism \Mi"cro*seism\, n. [Micro- + Gr. ? an earthquake, fr. ? to shake.] A feeble earth tremor not directly perceptible, but detected only by means of specially constructed apparatus. -- {Mi`cro*seis"mic}, {Mi`cro*seis"mic*al}, a. [Webster 1913 Suppl.]