English language, West Germanic language of the Indo-European language family that is closely related to the Frisian, German, and Dutch (in Belgium called Flemish) languages. English originated in England and is the dominant language of the United States, the United Kingdom, Canada, Australia, Ireland, New Zealand, and various island nations in the Caribbean Sea and the Pacific Ocean. It is also an official language of India, the Philippines, Singapore, and many countries in sub-Saharan Africa, including South Africa.