plural of isthmus
as in islands
a narrow geographic area that connects two larger geographic areas across a body of water the Isthmus of Panama

Synonyms & Similar Words


Thesaurus Entries Near isthmuses

Cite this Entry

“Isthmuses.” Thesaurus, Merriam-Webster, Accessed 17 Apr. 2024.

Love words? Need even more definitions?

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