- a synclinal fold.
Origin of syncline
Examples from the Web for syncline
Historical Examples of syncline
"The porphyry dykes here are in syncline," the engineer went on.Rimrock Trail
J. Allan Dunn
When the arch is reversed, like this , it is called a syncline.
Looking north from the Central Downs over the Solent we are looking at a syncline.
There each mountain-ridge corresponds to an anticline, and each valley to a syncline, or trough-shaped arrangement of strata.Fragments of Earth Lore
The whole mountain is part of a syncline, the beds dipping into it from the north-west and south-east.
- a downward fold of stratified rock in which the strata slope towards a vertical axisCompare anticline
Word Origin for syncline
1873, back-formation from synclinal.
- 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. Compare anticline.