repolarization

Main Entry: re·po·lar·iza·tion
Variant: also British re·po·lar·isa·tion /"rE-pO-l&-r&-'zA-sh&n/
Function: noun
: restoration of the difference in charge between the inside and outside of the plasma membrane of a muscle fiber or cell following depolarization —re·po·lar·ize also British re·po·lar·ise /(')rE-'pO-l&-"rIz/ verb -ized also British -ised; -iz·ing also British -is·ing

repolarization re·po·lar·i·za·tion (rē-pō'lər-ĭ-zā'shən)
n.
The restoration of a polarized state across a membrane.