Definitions

from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. The act or an instance of exhausting.
  • n. The state of being exhausted; extreme fatigue: The runner collapsed from exhaustion.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. The point of complete depletion, of the state of being used up.
  • n. Supreme tiredness; having exhausted energy.
  • n. The removal (by percolation etc) of an active medicinal constituent from plant material
  • n. The removal of all air from a vessel (the creation of a vacuum)

from the GNU version of the Collaborative International Dictionary of English

  • n. The act of draining out or draining off; the act of emptying completely of the contents.
  • n. The state of being exhausted or emptied; the state of being deprived of strength or spirits.
  • n. An ancient geometrical method in which an exhaustive process was employed. It was nearly equivalent to the modern method of limits.

from The Century Dictionary and Cyclopedia

  • n. The act of exhausting, or of drawing out or draining off; the act of emptying completely of the contents.
  • n. The state of being exhausted or emptied, or of being deprived of strength or energy.
  • n. Specifically In geometry, a method formerly used for demonstrating the properties of curvilinear areas.
  • n. In logic, a method of proof in which all the arguments tending to an opposite conclusion are brought forward, discussed, and proved untenable or absurd, thus leaving the original proposition established by the exclusion of every alternative.
  • n. In physics, the act of removing the air from a receiver, as by an air-pump, or the extent to which the process has been carried.
  • n. In chem., the process of completely extracting from a substance whatever is removable by a given solvent, or the state of being thus completely deprived of certain soluble matters.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. extreme fatigue
  • n. the act of exhausting something entirely
  • n. serious weakening and loss of energy

Etymologies

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Examples

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