shielding shielding /ˈʃiːldɪŋ/

noun

1. () The act of shielding from harm  ( shielding )
   the act of shielding from harm
     The shielded container protected the fragile items during transport.
   The shielded container protected the fragile items during transport.
   
2. () A shield of lead or concrete intended as a barrier to radiation emitted in nuclear decay  ( shielding )
   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  ( shielding )
   shield consisting of an arrangement of metal mesh or plates designed to protect electronic equipment from ambient electromagnetic interference
    The laboratory had shielding to protect against electromagnetic interference.
   The laboratory had shielding to protect against electromagnetic interference.