歯列矯正

1. Origins, structure, and basic meaning

• Structure: 歯列矯正, read しれつきょうせい, denotes treatment to correct the alignment of teeth.
• Basic usage: In かみ合わせを改善するため、歯列矯正を始めた。, orthodontic treatment was started to improve the bite.

2. Common pitfalls and similar expressions

• Treatment and appliance
  • 歯列矯正の期間中 is the period of orthodontic treatment; 装置 is the appliance used during it.