- The remainder of something after removal of parts or a part.
- Matter remaining after completion of an abstractive chemical or physical process, such as evaporation, combustion, distillation, or filtration; residuum.
- Law. The remainder of a testator's estate after all claims, debts, and bequests are satisfied. Also called residuum.
[Middle English, from Old French residu, from Latin residuum, neuter of residuus, remaining, from residēre, to remain behind. See reside.]




