geosynclinal

geosynclinal

[jee-oh-sin-klahyn-l]
adjective
Geology. pertaining to a synclinal fold that involves a relatively large part of the earth's surface.

Origin:
1870–75; geo- + synclinal

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World English Dictionary
geosyncline (ˌdʒiːəʊˈsɪŋklaɪn)
 
n
a broad elongated depression in the earth's crust containing great thicknesses of sediment
 
geosyn'clinal
 
adj

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