- (grammar) A noun that modifies another noun attributively and that is optional (that is, it can be removed without affecting the grammar of the sentence); a noun used as an adjective.
- For example, in the compound noun "chicken soup", the attributive noun "chicken" modifies the noun "soup".
- (grammar, when referring to a language other than English) A noun denoting bearer of a quality or an attribute of a subject, in reference to the lexical morpheme from which it is derived.
- (noun used as an adjective): noun adjunct
- noun modifier
- (noun denoting bearer of a quality): nomen attributivum