Agricultural goods from the Americas

Columbian Exchange: The widespread transfer of plants, animals, culture, human populations, technology, diseases between America and Afro-Eurasian hemispheres following Christopher Columbus' voyages.

New World Crops: Refers specifically to crops that originated in North & South America such as maize (corn), potatoes, tomatoes etc., many of which became staple foods in various parts of Europe.

Old World Crops: Refers to crops that originated in Europe, Asia and Africa before the discovery of America. Examples include wheat, barley, rice etc.