A lightning rod is the same as a lightning conductor.
[US]
2.
See be a lightning rod for sth
lightning rod in American English
US
1.
a tall metal pole placed high on a structure, as a building or tower, and attached to a ground so as to attract lightning and protect the structure from damage
2.
a person or thing that attracts controversy, strong feelings, etc. and diverts them from some other potential object or target
lightning rod in Electrical Engineering
(laɪtnɪŋ rɒd)
Word forms: (regular plural) lightning rods
noun
(Electrical engineering: Electrical power)
A lightning rod is a grounded metallic rod set up on a structure like a building to protect it from lightning.
A lightning rod and its associated grounding conductors provide protection because they divert thecurrent from nonconducting parts of the structure.
To avoid accidents, the quality of the electrical connection between ground and thelightning rod is checked from time to time.
A lightning rod is a grounded metallic rod set up on a structure like a building to protect it fromlightning.