The term "Atlantic-Congo" refers to a major language family primarily spoken in West and Central Africa. It includes languages such as Yoruba, Igbo, and Kikongo, among others. This family is part of the larger Niger-Congo language group, which is one of the world's largest language families. Atlantic-Congo languages are characterized by their rich tonal systems and complex grammatical structures. They are used by millions of people across various countries, including Nigeria, Democratic Republic of the Congo, and Ghana. The languages play a crucial role in the cultural identity and communication of their speakers.