odontogenesis

noun
odon·​to·​gen·​e·​sis | \ ō-ˌdänt-ə-ˈjen-ə-səs How to pronounce odontogenesis (audio) \
plural odontogeneses\ -​ˌsēz How to pronounce odontogeneses (audio) \

Medical Definition of odontogenesis

: the formation and development of teeth