These are the rumblings of slow-motion earthquake, a tectonic shift that may well redefine what it means to be a Republican.
The 68-million-year-old remnants of dinosaur feet were pushed upward by tectonic activity.
These tectonic plates are likely to shift gradually, and this is part of it.
For how long should one stand on principle when tectonic shifts rumble below?
Mars has no tectonic plates—no continents, in other words—and no ginormous moon.
All this speaks so emphatically against the tectonic origin of earthquakes that it can not be considered as a general cause.
They owe their formation to tectonic movements, subsidences of the surface.
In all respects, tectonic earthquakes differ widely from the Ischian shocks.
The earthquakes in New Zealand are evidently of the tectonic type.
The great San Francisco earthquake of April 18th, 1906, appears to have been a tectonic quake.
1650s, "of or relating to building," from Late Latin tectonicus, from Greek tektonikos "pertaining to building," from tekton (genitive tektonos) "builder, carpenter," from PIE root *tek- "to make" (see texture). The geological sense is recorded from 1894.