Hypertext Webster Gateway: "undeterminable"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Undeterminable \Un`de*ter"mi*na*ble\, a.
Not determinable; indeterminable. --Locke.
From WordNet (r) 1.7 (wn)
undeterminable
adj : not capable of being definitely decided or ascertained [syn:
{indeterminable}] [ant: {determinable}]
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