odontiasis

noun
odon·​ti·​a·​sis | \ (ˌ)ō-ˌdän-ˈtī-ə-səs How to pronounce odontiasis (audio) \
plural odontiases\ -​ˌsēz How to pronounce odontiases (audio) \

Medical Definition of odontiasis

: cutting of the teeth : teething