WordWeb Online

1. A content word that can be used to refer to a person, place, thing, quality, or action
    
2. The word class that can serve as the subject or object of a verb, the object of a preposition, or in apposition

Derived forms: nouns

See also: appellative, nominal

Type of: content word, major form class, open-class word, substantive

Part of: declension

Encyclopedia: Noun