1. relating to the structure of the earth’s crust and the large-scale processes that affect it
Usage: geology
2. relating to building or construction
Usage: architecture; formal
3. having a strong or far-reaching impact; causing major changes
Usage: figurative

Examples

• The earthquake was caused by tectonic plate movement.
• Scientists study tectonic forces that shape mountain ranges.
• The collision of tectonic plates created the Himalayas.
• The architect emphasized the tectonic qualities of the building’s design.
• The company underwent tectonic changes in leadership.
• The invention of the internet brought tectonic shifts to communication.
• Tectonic activity along fault lines can be unpredictable.