Definicija: Traffic noise can be controlled by reduction at source, by fitting motor vehicles with silencers, by installing barriers which interrupt the direct path of sound or by insulating dwellings exposed to high noise levels, such as those related to motorways or airports.
Definicija: Prometni hrup se nadzoruje z omejevanjem virov, nameščanjem dušilcev v motorje vozil, nameščanjem ovir, ki onemogočajo neposredno pot zvoka ali z izolacijo stanovanj, ki so izpostavljena močnemu hrupu, na primer hrupu motornih cest ali letališč.
Vir definicije: GRAHAWa
Vir - besedilo: Tezaver Gemet, https://www.eionet.europa.eu/gemet/sl/about/