To deprive of nerve, force, or strength; weaken; render feeble: as, idleness and voluptuous indulgences enervate the body.Figuratively, to deprive of force or applicability; render ineffective; refute.To cut the nerves of: as, to enervate a horse.Synonyms To enfeeble, unnerve, debilitate, paralyze, unstring, relax.Weakened; weak; enervated.