noun, plural isth·mus·es, isth·mi [is-mahy]. /ˈɪs maɪ/.
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Origin of isthmus
OTHER WORDS FROM isthmusisthmoid, adjective
Words nearby isthmus
Example sentences from the Web for isthmus
Is it really possible that we were once so wrapped around that isthmus?
The only thing it rhymes with is isthmus, and that but loosely.
It's a flesh-and-blood tie, a permanent junction, an isthmus, what?The Tremendous Event|Maurice Leblanc
Probably few spots on earth have had less incentive to develop hardy and enterprising character than the Isthmus of Panama.Prowling about Panama|George A. Miller
He had followed the Rio Tuyra, zigzagged across the Isthmus, and reached the northern coast.The Pirate of Panama|William MacLeod Raine
Apparently, therefore, we cannot assume a passage across the Isthmus of Suez within the lifetime of the present genera.A Guide to the Study of Fishes, Volume 1 (of 2)|David Starr Jordan
The whole of Acadia on both sides of the isthmus thus passed into English hands.A Historical Geography of the British Colonies|Charles Prestwood Lucas
British Dictionary definitions for isthmus
noun plural -muses or -mi (-maɪ)
- a narrow band of tissue connecting two larger parts of a structure
- a narrow passage connecting two cavities
Derived forms of isthmusisthmoid, adjective
Word Origin for isthmus
Medical definitions for isthmus
n. pl. isth•mus•es
Scientific definitions for isthmus
Plural isthmuses isthmi (ĭs′mī′)
Cultural definitions for isthmus
A narrow strip of land that connects two larger bodies of land and has water on both sides.