This document provides definitions for key terms related to encounters between Europeans and indigenous peoples in the Americas in the 16th century, including: 1) Conquistadors were leaders of the Spanish conquests of America, Mexico, and Peru who sought to expand territory and influence. 2) Rumors refer to unproven stories, while missionaries were religious workers sent to convert indigenous peoples. 3) Colonists established colonies that were settlements ruled by European powers, growing crops on plantations.