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Medical Term:

nonreset nodus sinuatrialis

Pronunciation: non′rē′set nō′dŭs sī′nū-ā′trē-ā′lis

Definition: Nonreset of the sinoatrial node produced by a premature atrial depolarization when the sum of the duration of the premature cycle and the return cycle is fully compensatory, twice the duration of the spontaneous cycle length.