residue

noun

• a small amount of something that remains after the main part has gone or been taken or used:the fine residue left after the sorting of tea figurativethe residue of the country’s colonial past
• a substance that remains after a process such as combustion or evaporation: the ash was a residue from coal-fired power stations
• Law the part of an estate that is left after the payment of charges, debts, and bequests: the residue of the estate was divided equally among the cousins