limitless
adjective(lim-it-less)
having no limits in range or scope
Examples:
The limitless reaches of outer space. 
limitless
adjective(lim-it-less)
without limits in extent or size or quantity
Examples:
Limitless vastness of our solar system. 
limitless
adjective(lim-it-less)
seemingly boundless in amount, number, degree, or especially extent
Examples:
A limitless supply of money.