noun. a geological process in which one edge of a crustal plate is forced sideways and downward into the mantle below another plate.
- geologic process
Sentences with subduction
1. Noun, singular or mass
Eventually a ridge will move toward a continental plate and dive beneath it in what is called as subduction zone.
2. Verb, base form
Examples of places that have earthquakes due to subduction zones are the Pacific Northwest and along the Andes Mountains.