歯し列れつ矯きょう正せい器き

noun

orthodontic braces

Refers to the dental appliance used to straighten teeth. Often simply called 矯正装置 in everyday conversation.

• 歯し列れつ矯きょう正せい器きをつけてから、食しょく事じのときに気きをつけることが増ふえた。

  Since I got braces, there are more things I have to be careful about when eating.