n. A person engaged in the business of selling books.
n. A business that sells books.
the GNU version of the Collaborative International Dictionary of English
n. One who sells books.
The Century Dictionary and Cyclopedia
n. A person who carries on the business of selling books.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. a dealer in books; a merchant who sells books
n. the proprietor of a bookstore
Word Usage
"I haven't met all the booksellers in the world, but I am kinda going with the hypothesis that the difference between a real bookseller and a collector masquerading as a bookseller is the quality of their personal collection."