WordWeb Online

1. (used especially of machinery) protected by a shield to prevent injury
   "Dual conductor shielded cables are primarily used for balanced circuits"

1. Protect, hide, or conceal from danger or harm
   - screen
    
2. Hold back a thought or feeling about
   "She is shielding a grudge against him";
   - harbor [N. Amer], harbour [Brit, Cdn]

See also: protected

Type of: conceal, hide, protect

Encyclopedia: Shield, The