Isthmus
a narrow strip of land connecting to large land masses
isthmus - When a narrow strip connects two land masses. If it projects into ocean without connecting any land mass, it is called peninsula.
isthmus
A narrow landform connecting two large pieces of land is called an isthmus. An isthmus are natural sites for ports and canals.
it is a straight.
A 'strait' is a narrow body of water connecting two larger areas of water or connecting two seas.
An isthmus.
Isthmus
River or Canal
Large masses of land are called continents.
That would be an isthmus.
A strait.