Longman Dictionary of Contemporary English homepage

Topic: GEOLOGY

Date: 1500-1600
Language: Latin
Origin: Greek isthmos

isthmus

 noun
     
isth‧mus [countable]
SG a narrow piece of land with water on both sides, that connects two larger areas of land:
the Isthmus of Panama
Definition of isthmus from the Longman Dictionary of Contemporary English within
the topic GEOLOGY
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