has part has part has_part characteristic of abnormal tooth morphology carious teeth 2017-09-12T11:17:31Z tooth decay rotting teeth saprodontia caries dental cavities formation of cavities in the teeth due to a multifactorial bacterial infection that causes demineralization and destruction of the hard tissues of the teeth (enamel, dentin and cementum), usually by production of acid by bacterial fermentation of the food debris accumulated on the tooth surface tooth cavities dental caries MP:0030101 MPheno.ontology dental decay calcareous tooth