A dedication page is a special page at the beginning of a book that is dedicated to someone important to the author. It is a way for the author to show appreciation and gratitude to that person. Full definition
-- If you want to dedicate your novel to someone important to you, feel free to add your own dedication page at the beginning of the novel. (sarracannon.com)
Sometimes I think frozen bananas deserve their own dedication page... right after hummus. (hungryhungryhippie.com)
The grandiose dedication page of The Five Gospels invokes the names of three historic figures who hover as presiding genii over this ambitious work: (firstthings.com)