Earth"quake` (?), n.
A shaking, trembling, or concussion of the earth, due to subterranean causes, often accompanied by a rumbling noise. The wave of shock sometimes traverses half a hemisphere, destroying cities and many thousand lives; -- called also earthdin, earthquave, and earthshock.
<-- also
temblor,
tremor -->
Earthquake alarm, a bell signal constructed to operate on the theory that a few seconds before the occurrence of an earthquake the magnet temporarily loses its power.
© Webster 1913.
Earth"quake`, a.
Like, or characteristic of, an earthquake; loud; starling.
The earthquake voice of victory.
Byron.
© Webster 1913.