Definitions for "Bounding box"
The invisible, non-printing, rectangular border around a selected object.
The smallest rectangle that entirely encloses the pixels or outline of a glyph.
A function in the PostScript language that describes a rectangular shape just large enough to contain all elements of a design or illustration. A bounding box does not print but is always present to communicate information about the shape and size of the design or illustration.
a tuple which identifies the extent of an element, but not its absolute position