Geographical name for the narrow strip of land separating Pacific and Atlantic oceans?

The geographical name for the narrow strip of land separating the Pacific and Atlantic oceans is the Isthmus of Panama. It is located in Central America and connects North and South America. The Isthmus of Panama is about 80 kilometers (50 miles) wide at its narrowest point and is home to the Panama Canal, a major shipping route that connects the Atlantic and Pacific oceans.