Early 17th century. From classical Latin reconciliārereconcile + -ble; compare -able. Compare post-classical Latin reconciliabilis, French reconciliable. Compare earlier unreconciliable, reconcilable, irreconciliable.
Definition of reconciliable in US English:
reconciliable
adjectiveˌrɛk(ə)nˈsɪlɪəbl
Reconcilable.
Origin
Early 17th century. From classical Latin reconciliāre reconcile + -ble; compare -able. Compare post-classical Latin reconciliabilis, French reconciliable. Compare earlier unreconciliable, reconcilable, irreconciliable.