spark arrester
noun
a device, consisting of wire netting or other material, used to stop or deflect sparks thrown from an open fireplace, a smokestack, or the like.
Electricity.
a device to reduce sparking at contacts where a circuit is opened and closed.
Origin of spark arrester
An Americanism dating back to 1825–35
Words nearby spark arrester
sparid,
sparine,
sparing,
sparing action,
spark,
spark arrester,
spark chamber,
spark coil,
spark erosion,
spark gap,
spark generator
Scientific definitions for spark arrester
spark arrester
[ spärk ]
A device designed to keep sparks from escaping, as at a chimney opening or where materials are being welded.
A device used to control or curtail electric sparking at a point where a circuit is made or broken.