syn·​cli·​nal (ˌ)sin-ˈklī-nᵊl How to pronounce synclinal (audio)
: inclined down from opposite directions so as to meet
: having or relating to a folded rock structure in which the sides dip toward a common line or plane

Example Sentences

Recent Examples on the Web Of course, respiratory synclinal virus, or RSV, is also a factor. Bymary Kekatos, ABC News, 9 Dec. 2022 Cases of respiratory viruses have been increasing across the United States, mostly linked to respiratory synclinal virus, or RSV, and the flu. Mary Kekatos, ABC News, 7 Nov. 2022

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'synclinal.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History


Greek syn- + klinein to lean — more at lean

First Known Use

1833, in the meaning defined at sense 1

Time Traveler
The first known use of synclinal was in 1833

Dictionary Entries Near synclinal

Cite this Entry

“Synclinal.” Dictionary, Merriam-Webster, Accessed 9 Jun. 2023.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!