Dictionary
count' noun"
Gram.
a noun, as
apple, table, or
birthday, that typically refers to a countable thing and that in English can be used in both the singular and the plural and can be preceded by the indefinite article
a or
an and by numerals. Cf.
mass noun.Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.