incomprehensible
adjectiveDifficult or impossible to understand or comprehend; unintelligible.
adjectiveImpossible to know or fathom.
adjectiveHaving no limits; boundless.
nounA thing or being that cannot be circumscribed within limits or that cannot be grasped by the intellect.
Not to be comprehended or understood; that cannot be grasped by the mind.
adjectiveNot capable of being contained within limits.