exemptive,a.rare.|ɛgˈzɛm(p)tɪv| [f. as prec. + -ive.] Tending to procure exemption (from guilt or punishment). 1827Bentham Ration. Evid.Wks. 1843 VII. 15 To disprove the commission of the crime..by proving the existence of some..exemptive circumstance.