Acai is not a language, but a fruit that comes from the acai palm tree (Euterpe oleracea), which is native to the Amazon rainforest in South America. The word "acai" has its origins in the language of the indigenous people of the Amazon region, specifically the Tupi-Guarani language. The name "açaí" comes from the Tupi word for "weeping fruit". The fruit is small and dark purple in color, similar in appearance to a grape, but slightly larger. It is commonly eaten as açaí na tigela, a traditional Brazilian dish made from frozen acai berry puree, served in a bowl and topped with other fruit and granola.