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enervation

noun

noun Definition from WordNet 3.1, Princeton University. More about enervation at Wordnik → Where our words come from →

  1. Lack of vitality.
    an enervation of mind greater than any fatigue
  2. Serious weakening and loss of energy.
  3. Surgical removal of a nerve.

Origin

From Middle French énervation.

From Wiktionary, via Kaikki.org (CC BY-SA)