dialogue box

dialog box

noun

computing a window that may appear on a VDU display to prompt the user to enter further information or select an option

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012