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depolarization

B2
noun

Pronunciation

UK

  • /diːpˌəʊləraɪzˈeɪʃən/

US

  • /diːpˌoʊlərɪzˈeɪʃən/

Description

Imagine a world split into two opposite poles—north and south. Polarization is the state of being pulled toward those far extremes. Depolarization, then, is the process of lessening that pull and reducing the distance between the two sides. It is about moving away from the edges and toward a more balanced, neutral ground.

You might see depolarization in politics when people from opposing parties start finding common ground. Or think of a heated argument—depolarization happens when both sides calm down and begin to understand each other's perspectives. In science, especially biology (think nerve cells!), it can refer to a change in electrical charge across a cell membrane that helps signals travel. Whether it's happening in a society or within a single cell, depolarization is about reducing tension and bridging a gap.

Examples

  1. 1

    Nerve signals

    The drug slows depolarization in nerve cells, so pain signals do not travel as easily.

  2. 2

    ECG reading

    The ECG shows ventricular depolarization just before the heart contracts.

  3. 3

    Political division

    Some educators hope that open discussion can lead to depolarization rather than deeper political division.

    • Meaning

      depolarization rather than deeper political division

      people becoming less extreme and less divided

Forms and spellings

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Main spelling

  • depolarizationnoun