BACKGROUND NOISE

Pronunciation (US):

(GB):

IPA (US):

 Dictionary entry overview: What does background noise mean? 

• BACKGROUND NOISE (noun)
  The noun BACKGROUND NOISE has 1 sense:

1. extraneous noise contaminating sound measurements that cannot be separated from the desired signal

  Familiarity information: BACKGROUND NOISE used as a noun is very rare.

 Dictionary entry details 

• BACKGROUND NOISE (noun)

Sense 1

Meaning:

Extraneous noise contaminating sound measurements that cannot be separated from the desired signal

Classified under:

Nouns denoting natural events

Synonyms:

background noise; ground noise

Hypernyms ("background noise" is a kind of...):

background; background signal (extraneous signals that can be confused with the phenomenon to be observed or measured)

Hyponyms (each of the following is a kind of "background noise"):

surface noise (noise produced by the friction of the stylus of a record player moving over the rotating record)

 Context examples 

The device also included a specialized filter to further block background noise in the images.

(Smartphone microscope detects nanoparticles and viruses, NIH)

The ability of brain regions to activate neurons in harmony with each other, thereby elevating a specific signal above the background noise may be impaired in many brain disorders.

(How the brain pays attention to faces and places, NIH)