Definition "sound1 which is unwanted, either because of its effects on humans, its effect on fatigue or malfunction of physical equipment, or its interference with the perception or detection of other sounds1 sound [ IATE:1422095 ]" Reference "European Environment Agency, Eionet > GEMET Thesaurus, noise http://www.eionet.europa.eu/gemet/concept?cp=5624&langcode=en&ns=1 [17.7.2014]"