Define reconciliation . reconciliation synonyms, reconciliation pronunciation, reconciliation translation, English dictionary definition of reconciliation . n. 1. The act of reconciling. 2. The condition of being reconciled. 3. Reconciliation See penance. American Heritage® Dictionary of the English Language,... Guide to What is Reconciliation & its Definition . Here we discuss the reconciliation types, processes, methods and examples, and advantages. Reconciliation is a term that shows up in many contexts—personal relationships, finance, history, and even in diplomatic talks. But at its core, reconciliation is all about bringing together or restoring harmony after a disagreement, conflict, or difference . Learn the meaning of reconciliation as an end to a disagreement or conflict and a start of a good relationship again. See how to use reconciliation in sentences, phrases and collocations with different topics and contexts.