precipitron

noun pre·cip·i·tron \prēˈsīpə‧ˌträn, prə̇ˈs-\

Definition of precipitron

plural

precipitrons

  1. :  an electrostatic air-cleaning apparatus that ionizes floating particles of dust, pollen, fumes, and smoke and then precipitates the particles on charged collecting elements usually in the form of plates —formerly a U.S. registered trademark

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First Known Use of precipitron

1938


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