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damper

damper

1 7.2
A metal plate you move to control air in a stove or chimney
  • noun
  • /ˈdæmpər/
translation icon : compuerta
  • Like most buildings, the Portland World Trade Center ran the return fan motors at full power and used dampers to regulate airflow as needed.
  • air damper
  • control damper

Examples

  • The discharge path is controlled with a manually operated damper.

    Academic text (1995)
  • Vent-free gas logs are designed to operate with the damper closed.

    Blog text (24)
  • I coughed as I adjusted the draft and damper.

    Fiction book (1999)
  • During normal system operation, when the building is occupied, the outside air damper should be set so that slightly more air is introduced into the building than is exhausted; this arrangement establishes a slight positive pressure in the building.

    Academic text (1997)
  • To control the airflow in the fireplace, I adjusted the damper to let more air in.

  • The damper should be closed while the fire is not in use to prevent unwanted drafts.

  • Before starting the fire, he checked the damper to ensure it was open for proper ventilation.

Synonyms

baffle
vsdamper
  • Specialized
18 8.0

A piece that guides the flow of liquid and air

is specific to stoves or chimneys as a movable metal plate
baffler
vsdamper
  • Specialized
8.3

A plate or screen that slows and directs flow in a machine

is used in stoves and chimneys to control smoke and air

Compounds

damper block
  • Specialized
8.2

A small piece of felt that drops on a piano string to stop it from vibrating

piano damper
  • Specialized
6.5

A small soft pad that rests on a piano string to stop it from vibrating

How Open

flue
5 7.2
vent
155 2.7
louver
  • US
2 8.1
damper
1 7.2
baffle
  • Specialized
18 8.0

Surface Forms

damper singular
dampers plural

Morphology

damper = damp (transparent) = damp + er

A straightforward instrument name formed from 'damp' + '-er' meaning a device that dampens or restricts airflow; learners who know the verb 'damp' can infer this meaning.

Etymology

Damper comes from the word damp and dampen, which once meant 'to make wet' and then 'to make less', like putting water on a fire. That's why a stove or chimney damper is a metal plate that 'dampens' the flow of air or smoke and so controls how strongly the fire burns.