Shielding

shielding
    n 1: the act of shielding from harm
    2: a shield of lead or concrete intended as a barrier to
       radiation emitted in nuclear decay
    3: shield consisting of an arrangement of metal mesh or plates
       designed to protect electronic equipment from ambient
       electromagnetic interference
    

Shield \Shield\, v. t. [imp. & p. p. {Shielded}; p. pr. & vb. n.
   {Shielding}.] [AS. scidan, scyldan. See {Shield}, n.]
   1. To cover with, or as with, a shield; to cover from danger;
      to defend; to protect from assault or injury.
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            Shouts of applause ran ringing through the field,
            To see the son the vanquished father shield.
                                                  --Dryden.
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            A woman's shape doth shield thee.     --Shak.
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   2. To ward off; to keep off or out.
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            They brought with them their usual weeds, fit to
            shield the cold to which they had been inured.
                                                  --Spenser.
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   3. To avert, as a misfortune; hence, as a supplicatory
      exclamation, forbid! [Obs.]
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            God shield that it should so befall.  --Chaucer.
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            God shield I should disturb devotion! --Shak.
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30 Moby Thesaurus words for "shielding":
      blanketing, cloaking, coating, covering, custodial, defending,
      defensive, enveloping, fostering, guardian, guarding, immunizing,
      parental, preventive, prophylactic, protecting, protective,
      safeguarding, screening, self-defensive, self-preservative,
      self-protective, sheathing, sheltering, shrouding, tutelary,
      veiling, vigilant, watchful, wrapping