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de·po·lar·i·za·tion | \ (ˌ)dē-ˌpō-lə-rə-ˈzā-shən 
\
\Definition of depolarization
1 : the process of depolarizing something or the state of being depolarized
2 physiology : loss of the difference in charge between the inside and outside of the plasma membrane of a muscle or nerve cell due to a change in permeability and migration of sodium ions to the interior
… partial depolarization of the ventricular tissue resulting from rapid conduction of the electrical impulse from the atrium to the ventricle …— Mark S. Link
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More Definitions for depolarization
depolarization
nounde·po·lar·iza·tion
variants:
or British depolarisation \ (ˌ)dē-ˌpō-lə-rə-ˈzā-shən \
\Medical Definition of depolarization
: loss of polarization especially : loss of the difference in charge between the inside and outside of the plasma membrane of a muscle or nerve cell due to a change in permeability and migration of sodium ions to the interior … partial depolarization of the ventricular tissue resulting from rapid conduction of the electrical impulse from the atrium to the ventricle … — Mark S. Link, The New England Journal of Medicine, 11 Oct. 2012
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Time Traveler for depolarization
The first known use of depolarization was circa 1814
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