"nouns" in the noun sense
a content word that can be used to refer to a person, place, thing, quality, or action
the word class that can serve as the subject or object of a verb, the object of a preposition, or in apposition
Source: WordNet® (An amazing lexical database of English)
Princeton University "About WordNet®."
WordNet®. Princeton University. 2010.
View WordNet® License