also: らいよけ
noun
lightning rod; lightning arrester
A device installed on buildings or electrical equipment to protect against lightning strikes.
高いビルには雷除けが設置されている。
Tall buildings are equipped with lightning rods.
noun
lightning charm; protective charm against lightning
A traditional charm or talisman believed to ward off lightning; often found at shrines or temples.
神社で雷除けのお守りを買った。
I bought a lightning protection charm at the shrine.