Synonyms for definite

absolute, assured, categorical, certain, clear, clear-cut, conclusive, concrete, decided, determinate, evident, exact, explicit, factual, finite, foolproof, guaranteed, incontrovertible, indisputable, manifest, obvious, plain, positive, precise, resolved, settled, specific, stark, sure, unambiguous, unarguable, unchallenged, undebatable, undeniable, undisputable, undoubted, unequivocal, unmistakable, unquestionable, unquestioned