syncline
Americannoun
noun
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A fold of rock layers that slope upward on both sides of a common low point. Synclines form when rocks are compressed by plate-tectonic forces. They can be as small as the side of a cliff or as large as an entire valley.
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Compare anticline
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Derived Forms
Etymology
Origin of syncline
First recorded in 1870–75; back formation from synclinal
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Example Sentences
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Folds are classified into five categories: anticline, syncline, monocline, dome, and basin.
From Textbooks • Jan. 1, 2017
If the axial plane is sufficiently tilted that the beds on one side have been tilted past vertical, the fold is known as an overturned anticline or syncline.
From Textbooks • Jan. 1, 2015
If we know that the folded beds have not been overturned, then we can use the more specific terms: anticline and syncline.
From Textbooks • Jan. 1, 2015
If it were a syncline, the arrows would point towards the line.
From Textbooks • Jan. 1, 2015
Geology.—The rocks of Hertfordshire belong to the shallow syncline known as the London basin, the beds dipping in a south-easterly direction.
From Encyclopaedia Britannica, 11th Edition, Volume 13, Slice 4 "Hero" to "Hindu Chronology" by Various
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
