accretionary wedge (English, noun)
expansion: accretionary wedge (plural accretionary wedges)
Senses:
topics: geography
geology
natural-sciences
glosses: The accumulation of surface sediment formed between a subducting oceanic crustal plate and a continental tectonic plate, as it is scraped from off the top of the oceanic crustal plate.
Forms:
form: accretionary wedges
tags: plural