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forearc. In DICTIOUS you will not only get to know all the dictionary meanings for the word
forearc, but we will also tell you about its etymology, its characteristics and you will know how to say
forearc in singular and plural. Everything you need to know about the word
forearc you have here. The definition of the word
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English
Etymology
fore- + arc
Noun
forearc (plural forearcs)
- (geology) A region of raised rock debris which forms between the subduction zone and any associated volcano or volcanic chain.
2012, Chinle Miller, “The Tectonic Forces of the Mesozoic”, in In Mesozoic Lands: The Mesozoic Geology of Arches and Canyonlands National Parks, Kindle edition, page 34:These offshore Sonoman mountains likely formed an orogenic (mountainous) barrier to moisture inland, resulting in a mountain-shadow onshore desert punctuated by regional annual and large basin perennial streams draining into a forearc saline sea.
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