Africa: the continent that is to the south of the Mediterranean Sea, to the east of the Atlantic Ocean, and to the west of the Indian Ocean. There are 54 countries in Africa today, according to the United Nations. These include: Algeria, Angola, Benin, Botswana, Burkina Faso, Burundi, Cameroon, Cape Verde, Central African Republic, Chad, Camoros, Democratic Republic of the Congo, Republic of the Congo, Djibouti, Egypt, Equatorial Guinea, Eritrea, Ethiopia, Gabon, Gambia, Ghana, Guinea, Guinea-Bissau, Ivory Coast, Kenya, Lesotho, Liberia, Libya, Madagascar, Malawi, Mali, Mauritania, Mauritius, Morocco, Mozambique, Namibia, Niger, Nigeria, Rwanda, Sao Tome and Principe, Senegal, Seychelles, Sierra Leone, Somalia, South Africa, South Sudan, Sudan, Swaziland, Tanzania, Togo, Tunisia, Uganda, Zambia, Zimbabwe
African: relating to Africa or people of African descent.
African-American: an ethnic group of Americans with total or partial ancestry from any of the black racial groups of Africa. Used to describe ethnicity while Black often describes race. (For example, Black people who live in America but are from other parts of the world other than Africa may not identify as African-American. However, those factions of people may still consider ‘Black’ to be their identity.)
Black: of or relating to any of various population groups having dark pigmentation of the skin or ancestry originating in Africa.
Ethnicity: a group of people who identify with one another with similarities such as history, culture, language, ancestry, etc.
Race: a group of people who share cultural elements such as language, history, etc.