noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   An appliance designed to protect electrical devices from voltage spikes by limiting the voltage supplied to an electric device by either blocking or by shorting to ground any unwanted voltages above a safe threshold.
2. 2
   electrical device inserted in a power line to protect equipment from sudden fluctuations in current wordnet

Synonyms

All synonyms

lightning arresterspike arresterspike suppressorsurge suppressor