isthmus
ISS-muss
/ˈɪsməs/
A narrow strip of land with sea on either side, forming a link between two larger areas of land.
Focuses on the land strip acting as a narrow bridge connecting vast continents or regional landmasses.
The story behind the word. Ancient Greeks used 'isthmos' to describe the narrow neck of land connecting the Peloponnese peninsula to mainland Greece. The metaphor of a human neck linking body parts made it the perfect term for land connectors.
Word relationships
- land bridge: 'Land bridge' is a descriptive term, while 'isthmus' is the precise geographic proper noun.
- strait: A strait is a narrow channel of water; an isthmus is a narrow strip of land.
Commonly confused with
- strait: An isthmus connects land masses across water; a strait connects bodies of water across land.
Word family
- isthmian (adjective): Relating to an isthmus.
Collocations
- narrow isthmus
- isthmus connection
- strategic isthmus
- coastal isthmus
Example sentences
- "The Isthmus of Panama was a narrow ribbon of land that reshaped world commerce." History and engineering
- "Building a canal across the narrow isthmus eliminated months of dangerous sailing around the continent." Geographical description
Memory hook
ISTHMUS: 'Is this land between seas?' Yes, like a thin neck of land. A narrow neck of land connecting continents.
When not to use
Do not confuse with a strait, which is a narrow strip of water connecting bodies of water.
Fun facts
- The Isthmus of Panama formed about 3 million years ago, separating the Atlantic and Pacific oceans and transforming global ocean currents.
Related words
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