spark arrester


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.

Nearby words

  1. sparine,
  2. sparing,
  3. sparing action,
  4. sparingly,
  5. spark,
  6. spark chamber,
  7. spark coil,
  8. spark erosion,
  9. spark gap,
  10. spark generator

Origin of spark arrester

An Americanism dating back to 1825–35 Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Science 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.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.