:widget: n. 1. A meta-thing. Used to stand for a real object in
didactic examples (especially database tutorials). Legend has it
that the original widgets were holders for buggy whips. "But
suppose the parts list for a widget has 52 entries...."
2. [poss. evoking `window gadget'] A user interface object in
{X} graphical user interfaces.
-- The AI Hackers Dictionary