a. 非妥协性的

n. 不妥协的人

[ adj ]
impervious to pleas, persuasion, requests, reason
<adj.all>
he is adamant in his refusal to change his mindCynthia was inexorable; she would have none of him
an intransigent conservative opposed to every liberal tendency

Intransigent \In*trans"i*gent\, a. [F. intransigeant (cf. Sp.
intransigente); pref. in- not + L. transigere to come to an
agreement; trans across + agere to lead, act.]
Refusing compromise; uncompromising; inflexible;
irreconcilable. --Lond. Sat. Rev.