Home › Words › O › odontolithodontolithodontolith means dental tartar.EtymologyFrom odonto- + -lith.noundental tartare.g.“Treatments vary according to each stage of the disease but the principal care would be instruction on keeping the oral cavity clean and the removal of odontolith by specialists.” — 2013, Masumi Inaba, Yoshikata Inaba, Human Body Odor: Etiology, Treatment, and Related Factors, page 100:Definitions & examples from Wiktionary (CC BY-SA 3.0).