Definitions for "Unbounded"
seemingly boundless in amount, number, degree, or especially extent; "unbounded enthusiasm"; "children with boundless energy"; "a limitless supply of money"
To present participles which come from intransitive verbs, or are themselves employed as adjectives, to mark the absence of the activity, disposition, or condition implied by the participle;
Keywords:  ambition, bound, space, limit
Having no bound or limit; as, unbounded space; an, unbounded ambition.