Official language to the government in their native languages. In countries that do not formally designate an official language, a "de facto" national language usually evolves. English is the most common official language, with recognized status in 51 countries. Arabic, French, and Spanish are also widely recognized. An official language that is also an indigenous language is called "endoglossic", one that is not indigenous is "exoglossic". An instance is Nigeria which has three endoglossic official languages. By this the country aims to protect the indigenous languages although at the same time recognising the English language as its lingua franca. Around 500 BC,
Official language Official language An official language is a language given a special legal status in a particular country, state, or other jurisdiction. Typically a country's official language refers to the language used within government (judiciary, legislature, administration). Since "the means of expression of a people cannot be changed by any law", the term "official language" does not typically refer to the language used by a people or country, but by its government. About half the countries of the world have declared one or more official languages. The government of Italy officialised Italian only in 1999, and some nations (such as the