categorical
adjective
a categorical assurance that the government will not raise VAT:
unqualified, unconditional, unequivocal, unreserved, absolute, explicit, unambiguous, definite, certain, direct, downright, outright, complete, thorough, thoroughgoing, total, emphatic, positive, express, point-blank, wholehearted, conclusive, undiluted, unalloyed, unadulterated, unstinting, without reservations, out-and-out, one hundred percent;
formal apodictic.
▷antonyms qualified, equivocal.