[1] : The Collaborative International Dictionary of English v.0.48

illimitable \illim"itable\, a. pref. il- not + limitable:
   cf. f. illimitable.
   incapable of being limited or bounded; immeasurable;
   limitless; boundless; as, illimitable space.
   1913 webster

         the wild, the irregular, the illimitable, and the
         luxuriant, have their appropriate force of beauty. --de
                                                  quincey.

   syn: boundless; limitless; unlimited; unbounded;
        immeasurable; infinite; immense; vast. --
        illim"itableness, n. -- illim"itably, adv.
        1913 webster
see also:
illim"itableness illim"itably 

[2] : WordNet (r) 2.0

illimitable
     adj : without limits in extent or size or quantity; "immeasurable
           vastness of our solar system" syn: limitless, measureless,
            unmeasured
see also:
limitless measureless unmeasured 

Illimitable >> I Words
Illimitable, definition of term: Illimitable
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