矯きょう正せい歯し科か医い

• 歯し科か医い

  歯科医 is a general dentist, while 矯正歯科医 is a specialist in orthodontics.

• 矯きょう正せい歯し科か

  矯正歯科 refers to the field of orthodontics, whereas 矯正歯科医 is the practitioner.

Compound of 矯正 (correction) + 歯科 (dentistry) + 医 (doctor).