What does "illimitable" mean?

Illimitable: Incapable of being limited or bounded; immeasurable; limitless; boundless; as, illimitable space. The wild, the irregular, the illimitable, and the luxuriant, have their appropriate force of beauty. De Quincey. -- Il*lim"it*a*ble*ness, n. -- Il*lim"it*a*bly, adv.

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