Strictly following a theory in all circumstances, even if there are practical problems or people disagree.
Seeking to impose a doctrine in all circumstances without regard to practical considerations.
He was very much a free thinker, who railed against any sort of doctrinaire approach to politics and problem solving.
What impressed me most was his refusal to be doctrinaire.
railed against any sort of doctrinaire
refusal to be doctrinaire
Dogmatic
Authoritarian
Liberal
Flexible
Doctrine