residue

[rez-i-doo, -dyoo] /ˈrɛz ɪˌdu, -ˌdyu/
noun
1.
something that remains after a part is removed, disposed of, or used; remainder; rest; remnant.
2.
Chemistry.
  1. residuum (def 2).
  2. an atom or group of atoms considered as a group or part of a molecule.
  3. that part remaining as a solid on a filter paper after a liquid passes through in the filtration procedure.
3.
Law. the part of a testator's estate that remains after the payment of all debts, charges, special devises, and bequests.
4.
Mathematics.
  1. the coefficient of the term with exponent −1 in a Laurent series of a function of a complex variable.
  2. a number related to a given number by a congruence.
Origin
1300-50; Middle English < Middle French residu < Latin residuum what is left over; see residual
Can be confused
residual, residue.
Synonyms
1. remains, residuum. See remainder.
Examples from the web for residue
  • Perc residue also remains on clothes after they are cleaned.
  • Gut rest for a couple days, liquid or low residue diet along with whatever antibiotics you're currently prescribed.
  • Clean residue before it cures, with alcohol or acetone.
  • The team found that the top and bottom sections of the core were clear of petroleum residue.
  • Behavioral residue is the residue of our actions, and our actions are the meat of everyday personality.
  • Paper money is almost always tainted with drug residue.
  • It leaves waxy residue that can either be skimmed from the surface or sink to the bottom of the ocean.
  • It's nothing overt nor mean-spirited, simply the remaining residue of a different time.
  • From the residue of mining to untreated sewage, the world is grappling with a host of environmental problems.
  • If you don't see any suds right away, turn off the machine and see if there is any soapy residue.
British Dictionary definitions for residue

residue

/ˈrɛzɪˌdjuː/
noun
1.
matter remaining after something has been removed
2.
(law) what is left of an estate after the discharge of debts and distribution of specific gifts
Word Origin
C14: from Old French residu, from Latin residuus remaining over, from residēre to stay behind, reside
Word Origin and History for residue
n.

mid-14c., from Old French residu (14c.), from Latin residuum "a remainder, that which is left behind," noun use of neuter of adjective residuus "remaining, left over," from residere "remain behind" (see reside).

residue in Medicine

residue res·i·due (rěz'ĭ-dōō', -dyōō')
n.
The remainder of something after removal of parts or a part.