adj
Incapable of being comprehended; incomprehensible; inconceivable.
adj
Not capable of being answered; unanswerable.
v
Often followed by be: is logically impossible.
adj
Not logically necessarily true or false.
n
A statement such that whether or not it is true can never be known.
adj
(rare) Permanent, enduring; that does not perish.
adj
(obsolete) matchless; peerless
adj
That cannot be remembered or has been forgotten.
adj
Alternative spelling of immovable [incapable of being physically moved; fixed]
adv
To the point of impossibility.
adj
not practicable; impossible or difficult in practice
adj
(nonstandard, non-native speakers' English) Unpredictable.
adj
Not able to be accessed; out of reach; inconvenient.
adj
(uncommon) unachievable
adj
Not cogitable; inconceivable.
adj
(obsolete) peerless; incomparable
adj
(obsolete) Not inferring a conclusion or consequence; not conclusive.
adj
Not contestable; indisputable; certain
adj
Alternative spelling of incontestable [Not contestable; indisputable; certain]
adj
Incapable of being justified or excused
adj
(now rare) That one cannot be deprived of; inalienable.
adv
So that it cannot be discovered.
adj
Not equable; unequable.
adj
Exhibiting inerrancy; without error.
adj
Not erratic; fixed; settled.
adj
Predictable, or always happening.
adv
In a way that cannot be extinguished; immortally.
adj
(rare) Not able to be determined by a judge.
n
Something that cannot be separated from something else.
adj
Incapable of being severed; indivisible; inseparable.
adj
That cannot be explained; mysterious or inexplicable.
adj
Alternative form of unsubduable [That cannot be subdued; indomitable.]
adj
(nonstandard) Unable to be substantiated; unfounded
adv
In an irrecoverable manner; beyond recovery.
adj
(proscribed) Alternative spelling of irrefragable [Which cannot be refuted; clearly right, incontrovertible, indisputable, irrefutable.]
adj
undeniable; unable to be disproved or refuted
adj
Having no match; without equal.
n
An extremely difficult, if not impossible, task.
adv
Abbreviation of nemine contradicente. [(law, archaic) With nobody contradicting; by consensus; without dissent.]
adv
(law, archaic) With nobody contradicting; by consensus; without dissent.
adj
That cannot fail; sure to succeed.
n
An idea or argument that cannot be sensibly debated.
adj
(law or rare) Not enforceable; not able to be enforced; unenforcible.
adj
(nonstandard) Impossible.
n
(law) Assurance that a contract cannot later be denied by either of the parties involved.
adv
In a manner that cannot be reversed.
adj
Being a matter of opinion; not positively settled.
adv
(chiefly philosophy) As is impossible.
adj
Unfathomably deep; unplumbable.
v
(idiomatic) To have not yet happened; to be as yet unknown.
adj
Alternative spelling of remediless [Not having a remedy; not capable of being remedied.]
adj
Not arguable; that cannot be reasonably argued against.
adv
Such that it cannot be ascertained.
adj
Not ascertained; undetermined; unknown.
adj
Abbreviation of unchanged. [Not changed or altered; remaining in an original state.]
adj
Not open to challenge; indisputable
adj
Incapable of being civilized.
adj
Impossible to communicate.
adj
(obsolete) inconclusive
adj
(nonstandard) inconclusive
adv
So that it cannot be confused.
adj
Not contradicted; without contradiction; unquestioned.
adj
Alternative form of incontrovertible [Not capable of being denied, challenged, or disputed; closed to questioning.]
adj
(obsolete) Not covenable; inconvenient.
adj
Not credible; that cannot be believed.
adj
Not debatable; that cannot be debated.
adj
Synonym of indeclinable
adj
never defeated; always victorious
adj
That does not deviate, veer or turn aside; unswerving.
adj
(of a disease or condition) That had not been diagnosed.
adj
not able to be proven false, unfalsifiable
adj
Without equal; unmatched.
adv
In a way that cannot be extinguished.
adj
(of a statement or argument) Not able to be proven false, but not necessarily true.
adj
Difficult to penetrate.
adj
(proscribed) fathomless
adj
Not final; unresolved; inconclusive.
adj
Not foretold; unforeseen
adj
That does not halt; ceaseless.
adj
(rare, nonstandard) Impossible.
n
Something that cannot be known.
adj
Uniquely good; not approached by anything else in quality or excellence.
adv
In a way that cannot be matched.
adj
peerless; unrivalled; beyond comparison
adj
Synonym of unmistakeable
n
A fictional material or component which, if it existed, would enable one to easily solve a hard problem.
adj
(archaic) Unspeakable.
adj
Having no parallel; without equal; lacking anything similar or worthy of comparison.
adj
impossible to pardon; impossible to excuse or justify
adj
Not patrollable; that cannot be patrolled.
adj
(now rare, nonstandard, sometimes humorous) Impossible.
adj
Never before seen, done, or experienced; without precedent.
adj
Unable to be predicted.
adj
That cannot be foreseen.
adj
(law) Not able to be successfully prosecuted.
adj
Unable to be reached; impossible to attain.
adj
Above rebuke; honourable.
adv
Irredeemably; beyond help or saving.
adj
Alternative spelling of unreproveable [Not doing anything wrong that might attract reproof]
adj
(American spelling) beyond compare, far surpassing any other, unparalleled, without rival.
adj
That cannot be sanctioned; inexcusable.
adv
(philosophy, rare) In a manner which is inexpressible or is not describable.
adv
So as to preclude searching.
adv
In a way that cannot be silenced.
adj
Not specified; not thoroughly explained or detailed; not adequately commented.
adj
Inconceivable or unimaginable; extremely improbable in a way that goes against common sense.
Note: Concept clusters like the one above are an experimental OneLook
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