The main language spoken in Spain is Spanish, also known as Castilian (Castellano). Spanish is the official language of the country and is used in government, media, and education. Additionally, Spain is home to several regional languages, including Catalan, Galician, and Basque, which are co-official in their respective regions. Spanish, as a Romance language, has its roots in Latin and has evolved over the centuries, influenced by various cultures, including Arabic during the Moorish occupation. Today, Spanish is the second most spoken language in the world by native speakers, making it a significant global language.