air freshener
From Longman Dictionary of Contemporary EnglishRelated topics: Odours, Householdair freshenerˈair ˌfreshener noun [countable, uncountable] CODHa substance or object used to make a room smell pleasantExamples from the Corpusair freshener• Is there a check that the windows are open and air freshener blocks in place?• Perfume the bedroom with an auto air freshener.• Instead the room was light and airy, lit by fluorescent lights and smelling pleasantly of air freshener.