isthmian

American  

[is-mee-uhn] / ˈɪs mi ən /

adjective

1. of or relating to an isthmus.

2. (initial capital letter) of or relating to the Isthmus of Corinth or the Isthmus of Panama.

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noun

1. a native or inhabitant of an isthmus.

Isthmian ¹ British  

/ ˈɪsθmɪən /

adjective

1. relating to or situated in the Isthmus of Corinth or the Isthmus of Panama

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isthmian ² British  

/ ˈɪsθmɪən /

adjective

1. relating to or situated in an isthmus

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Other Word Forms

• transisthmian adjective

Etymology

Origin of isthmian

1595–1605; < Latin isthmi ( us ) (< Greek ísthmios of a neck of land, equivalent to isthm ( ós ) neck + -ios adj. suffix) + -an

Example Sentences

Australia will colonize the islands to its north and connect by some isthmian umbilicus to Asia.

From Literature

This species was found in the isthmian region only on the Pacific lowlands at the southern base of the western part of the Sierra Madre de Chiapas.

From Project Gutenberg

At several other times, such as the late Ordovician and mid-Devonian, when the isthmian barrier existed, it probably turned an important current northward into what is now the Mississippi Basin instead of into the Atlantic.

From Project Gutenberg

But Columbus understood them to mean a narrow waterway, and rumours of such a passage no doubt existed then, as they still do among the isthmian tribes.

From Project Gutenberg

Undoubtedly the isthmian waterway will open new markets to Galveston and other Texas ports, and will be a powerful influence in enabling the Southwest to score further industrial and commercial conquests.

From Project Gutenberg