An isthmus is a land bridge bordered on both sides by water that connects two larger bodies of land. A narrow strip of land with sea on either side. (dictionary.com) An Isthmus is a narrow strip of land connecting two larger land areas usually with water on either side. Of note, the Isthmus of Corinth connects the peninsula of Peloponnese with the rest of the Greek peninsula, the Isthmus of Panama connects the continents of North and South America (the Americas), and the Isthmus of Suez in Egypt connects Africa and Asia (or Eurasia).
straight bond. Definition. Bond which will pay back the principal on its maturity date, will pay a specified amount of interest on specific dates, and does not carry a conversion privilege or other special features.
Surety and fidelity bonds are a form of insurance issued by licensed insurance companies and are used to manage risk and protect against damage or loss in commercial transactions. Sometimes the bonds are required by law before commercial parties may engage with each other.