The "Old World" is a term used primarily in the West to refer to Africa, Europe, and Asia (or Eurasia), regarded collectively as the part of the world known before contact with the Americas.
congrats on reading the definition of Old World. now let's actually learn it.
Columbian Exchange: As explained above this was an exchange of goods between Old world (Europe) and New world (Americas).
Feudalism: A social system in medieval Europe where people worked and fought for nobles who gave them protection and land in return.
Renaissance: A period in European history, from the 14th to the 17th century, regarded as the cultural bridge between the Middle Ages and modern history.