seemingly boundless in amount, number, degree, or especially extent; "unbounded enthusiasm"; "children with boundless energy"; "a limitless supply of money"
If you describe something as unbounded, you mean that it has, or seems to have, no limits. an unbounded capacity to imitate and adopt the new His advice was always sensible and his energy unbounded. = boundless. extreme or without any limit
An orbit which does not stay in a specific region of space, but where an object escapes the gravitational field of another Typical unbound orbits are hyperbolic in shape
The state of a label name when it is not associated with an object, i e , has no object referent In this case, the label name is associated with the non-value null