Definition: The word "Amazonas" comes from Latin and refers to an Amazon River in South America, which flows through Colombia and Brazil into the Atlantic Ocean. Definition: 1. (Historical) An Amazon River located in South America, also called the "River of Fire," where gold was discovered in 1860 by the American矿物矿产公司,which led to a boom in its mining industry that lasted for decades. 2. (Modern) In Brazil, an area between the two main rivers Amazônia and Amazonia. This region is known for its lush rainforests, dense vegetation, and diverse wildlife. 3. In South America, it is also known as the "Amazon River Basin," which is an area where a number of different river systems converge. It's interesting to note that Amazonas River was originally named "Amazona," but this name changed over time, eventually settling on its current name in 1856 due to a conflict with another river, the "Amazon River."