noun
mottled teeth; mottled enamel; dental fluorosis
Medical/dental term for a condition where tooth enamel shows white or brown spots, often caused by excessive fluoride intake during tooth development.
斑状歯は、歯の形成期に過剰なフッ化物を摂取することで起こります。
Mottled teeth occur when excessive fluoride is ingested during tooth development.
Compound of 斑状 (はんじょう, 'mottled' or 'spotted') and 歯 (し, 'tooth'). The term is a direct calque of the English medical term 'mottled teeth'.