̷ ̷ˌ ̷ ̷pəˈrāshən noun
( -s )
Etymology: Latin recuperation-, recuperatio, from recuperatus + -ion, -io -ion
1. : recovery especially of something lost ; specifically : restoration to health or strength
2. biology : reappearance of the property or competence at a late stage of development (as in blastema formation)
3. : the heating of incoming gases in a furnace by passing them through flues adjacent to the exhaust flues
in recuperation some of the heat from the flue gases is transferred to the air supply