Home › Words › O › osmologyosmologyosmology means the scientific study of smells.Among words judged in Lexicurio's Arena, osmology ranks #7,220 of 42,749 for Qualifying.EtymologyFrom osmo- + -logy.nounThe scientific study of smells.e.g.“Let us now consider an African osmology—specifically, the system of olfactory classification of the Serer Ndut of Senegal.” — 2002, Constance Classen, Aroma: The Cultural History of Smell:Definitions & examples from Wiktionary (CC BY-SA 3.0).