A tabular form enables users to update multiple rows in a table in an Oracle database at once from a single page. Use for questions about tabular forms, not an abbreviation for "tabular format".
A tabular form enables users to update multiple rows in a table at once using a single page. You can use the Tabular Form Wizard to create a tabular form that contains a built-in multiple row update process. This built-in process performs optimistic locking behind the scenes to maintain the data integrity.
Taken from http://docs.oracle.com/html/E39147_04/app_forms002.htm