Pronunciation: (i-rek'un-sī"lu-bul, i-rek"un-sī'-),[key] —adj. 1. incapable of being brought into harmony or adjustment; incompatible: irreconcilable differences. 2. incapable of being made to acquiesce or compromise; implacably opposed: irreconcilable enemies.
—n. 1. a person or thing that is irreconcilable.
2. a person who is opposed to agreement or compromise.