Definition of "polarizer" [po•lar•i•zer]

• Any device that produces polarized light (noun)

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• "[AS] – Yes, and the polarizer is the magnetic field?"
• "He's actually a polarizer, which is completely predictable and not his fault."
• "If so, you could do worse than to check out these so-called polarizer plates from Zeon, which promise up to ten times better contrast ratios than current LCD tech."