I. (|)i, ə, (|)ir, (|)iə+ adjective
Etymology: in- (I) + reconcile + -able
1. : impossible to bring into friendly accord or understanding : hostile beyond the possibility of reconciliation
irreconcilable enemies
irreconcilable factions
2. : impossible to make consistent or harmonious
these irreconcilable accounts
II. noun
( -s )
: one that is irreconcilable ; especially : a member of a group (as a political party) that vigorously opposes compromise or other collaborative techniques