un arguable (adjective) conclusive: definite, final
Sinonime: absolute, all out,
clear, clinching,
cogent,
compelling,
convincing, deciding,
decisive, demonstrative, determinant, determinative, flat out,
incontrovertible, indisputable, irrefragable, irrefrangible,
irrefutable,
irrevocable, litmus test,
precise, resolving, revealing, settling, straight out,
telling,
ultimate,
unambiguous, unanswerable, unarguable,
unconditional,
undeniable, unmistakable, unquestionable, what you see is what you get
Antonime: inconclusive,
indefinite