Isthmus definitions
The definition of an isthmus is a narrow strip of land that connects two larger bodies of land and is surrounded by water on two sides.
An example of an isthmus is a land bridge.
noun
A narrow strip of land having water at each side and connecting two larger bodies of land.
noun
A narrow strip of tissue connecting two larger parts of an organ.
The isthmus of the thyroid.
noun
A narrow strip of land connecting two larger masses of land.
noun
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A narrow strip of tissue joining two larger organs or parts of an organ.
noun
A narrow passage connecting two larger cavities.
noun
A narrow passage between two larger cavities.
The isthmus of the fallopian tubes.
noun
A narrow strip of land connecting two larger masses of land.
noun
A narrow strip of tissue joining two larger organs or parts of an organ.
noun
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A narrow passage connecting two larger cavities.
noun
A narrow strip of land connecting two larger masses of land.
Origin of isthmus
Via Latin isthmus, from Ancient Greek ἰσθμός (isthmos, “neck”). Cognate to Old Norse eið (“isthmus”).