A word that functions as the name of a specific object or set of objects, such as person, animal, place, thing, phenomenon, substance, quality, or idea; one of the basic parts of speech in many languages, including English.
An object within a user interface to which a certain action or transformation (i.e., verb) is applied.
To convert a word to a noun.
A word or phrase that has noun part of speech and names a specific object, usually capitalized, examples being Martin or New York.