Meaning of residual

re•sid•u•al

Pronunciation: (ri-zij'-ul), [key]
— adj.
  1. pertaining to or constituting a residue or remainder; remaining; leftover.
  2. a residual quantity.
    1. formed by the subtraction of one quantity from another:a residual quantity.
    2. (of a set) having complement of first category.
  3. of or pertaining to the payment of residuals.
  4. remaining in an organ or part following normal discharge or expulsion: residual air.
  5. remaining after the soluble elements have been dissolved: residual soil.
—n.
  1. a residual quantity; remainder.
  2. Often,something that remains to discomfort or disable a person following an illness, injury, operation, or the like; disability: His residuals are a weak heart and light-headedness.
    1. the deviation of one of a set of observations or numbers from the mean of the set.
    2. the deviation between an empirical and a theoretical result.
  3. a slight deviation of an adjusted compass on a certain heading.
  4. Usually,additional pay given to a performer for reruns, repeated use of a film, radio or TV commercial, or the like, in which the performer appears.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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