tetanilla

from The Century Dictionary.

• noun Tetany.
• noun An affection (paramyoclonus multiplex) characterized by a clonic spasm of groups of voluntary muscles, often symmetrical, which ceases during sleep.

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

• noun clinical neurological syndrome characterized by muscular twitching and cramps and (when severe) seizures; associated with calcium deficiency (hypoparathyroidism) or vitamin D deficiency or alkalosis