Meaning of residuum

re•sid•u•um

Pronunciation: (ri-zij'-um), [key]
— pl. -sid•u•a
  1. the residue, remainder, or rest of something.
  2. a quantity or body of matter remaining after evaporation, combustion, distillation, etc.
  3. any residual product.
  4. the residue of an estate.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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