TERMIUM Plus®

The Government of Canada’s terminology and linguistic data bank.

masking sound [2 records]

Record 1 2012-07-21

English

Subject field(s)
  • Acoustics (Physics)
  • Noise Pollution
  • Wind Energy
DEF

A natural or synthetically-produced background sound whose presence generates a filtering effect on other sounds or noises that are considered as annoying.

CONT

Masking noise, sometimes called acoustic perfume, is supplied by loudspeakers in some buildings such as open-plan offices to try to mask unwanted sound such as conversation between other individuals at a distance.

CONT

Masking by Pure Tones or Narrow Bands of Noise. The importance of the frequency relationship of the masking and masked sounds is illustrated by the masking effect of a pure tone.

French

Domaine(s)
  • Acoustique (Physique)
  • Pollution par le bruit
  • Énergie éolienne
DEF

Fond sonore naturel ou artificiel dont la présence crée un effet tamisant sur d'autres bruits ou sons que l'on considère gênants.

CONT

Effet de masque : diminution de la sonie d'un son donné (dénommé son masqué), résultant de la présence d'un son différent (dénommé son masquant). [Justification reproduite avec l'autorisation de l'AFNOR.]

Spanish

Campo(s) temático(s)
  • Acústica (Física)
  • Contaminación acústica
  • Energía eólica
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Record 2 1999-10-29

English

Subject field(s)
  • Acoustics (Physics)
  • Building Insulation and Acoustical Design
  • Audio Technology
DEF

Effect on the hearing of one sound when another sound is present; shift of the intensity threshold of audibility of one sound due to the presence of a second one.

CONT

When two sounds contain the same frequency components, the more intense sound can normally be heard and it is difficult or impossible to detect the other. This phenomenon is known as masking.

French

Domaine(s)
  • Acoustique (Physique)
  • Isolation et acoustique architecturale
  • Électroacoustique
DEF

Phénomène de modification du seuil de sensibilité auditive en raison de la présence de bruits environnants.

OBS

effet de masque : terme normalisé par l'AFNOR.

Spanish

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