shielding
n. uncountable C1 Advanced US //ˈʃiɫdɪŋ// UK //ʃˈiːldɪŋ// shield·ing
n. a physical layer or barrier that protects something from harm. You use it to talk about blocking things like heat, radiation, or even viruses.
n. a physical barrier or protective layer designed to block or reduce the transmission of energy, particles, or harmful substances.
The workers wear lead shielding to protect themselves from radiation.
Engineers added extra thermal shielding to the spacecraft to prevent it from burning up during atmospheric reentry.
The effectiveness of electromagnetic shielding depends heavily on the conductivity and thickness of the material used to enclose the sensitive electronic components.
Usage
Often used in technical contexts; frequently paired with 'lead', 'thermal', or 'magnetic'.