The word comes from the word for "black" in the Latin-based languages, such as Spanish, where the word is simply an adjective meaning "black". The names of the nations of Nigeria and Niger are both widely assumed to come from this root, but the etymology is somewhat obscure. | The word comes from the word for "black" in the Latin-based languages, such as Spanish, where the word is simply an adjective meaning "black". The names of the nations of Nigeria and Niger are both widely assumed to come from this root, but the etymology is somewhat obscure. |