Input (grade 10): The Omnibox is the URL box at the top of each tab, which combines the functionality of both the Address bar and search box. If a user enters the URL of a site previously searched from, Chrome allows pressing Tab to search the site again directly from the Omnibox.
Output (grade 6): ; Omnibox The Omnibox is the URL box at the top of each tab, based on the one in Opera.