Glossary N

Noise is defined as a complex sound composed of many different frequencies; any variable concerning or affecting the channel that interferes with the proper reception of a message; any stimulus that interferes with accurately expressing or understanding a message. Likewise, Noise is defined as annoying, unwanted sound

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Noise pollution is defined as stressful and intrusive noise; often artificially generated by machinery, but also including noises made by animals and humans.

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Noise-induced hearing loss refers to the damage caused by exposing the hair cells to excessively loud sounds. It is a form of sensorineural hearing loss that occurs when loud noises cause degeneration of the hair cells.

Nomenclature is a term in a naming system or Nosology that refers to the actual labels or names that are applied. In Psychopathology, these include Mood disorders and Eating disorders.

Nominal is defined as a word that labels things; a common noun.

Nominal group refers to a collection of individuals that meets only the most minimal of requirements to be considered a group, and so is a group in name only. In studies of performance, Nominal group is a control or baseline group created by having individuals work alone and then pooling their products. Likewise, Nominal group is a collection of individuals whose results are pooled but who never interact with one another.

Nominal group technique (NGT) refers to a group performance method wherein a face-to-face group session is prefaced by a nominal-group phase during which individuals work alone to generate ideas.

Nominal kind refers to the arbitrary assignment of a label to an entity that meets a certain set of prespecified conditions