proper noun

 
(also proper name)

noun

  • a name used for an individual person, place, or organization, spelled with an initial capital letter, e.g. Jane, London, and Oxfam. Often contrasted with common noun.

Grammar

A group of words that refer to people, places, and things that are unique. In written English they are spelled with an initial capital letter: Botswana Harry You could object that there is more than one Harry in the world, but in speech and writing when we use the word Harry it always refers to a unique individual.Proper nouns can also consist of more than one word: The Oxford Dictionary of English The Houses of Parliament