count noun
Noun
Meaning
a noun that forms plurals
Source: WordNetSynonyms
Antonyms
Hypernyms
Examples
For example, the same set of chairs can be referred to as "seven chairs" and as "furniture"; although both chair and furniture are referring to the same thing, the former is a count noun and the latter a mass noun.
Examples Below are examples of all the properties of count nouns holding for the count noun chair, but not for the mass noun furniture.
One can also say "three pails of shells"; in this case the measure word pails accompanies a count noun (shells).