調節

ちょうせつ

regulation, adjustment, control

JLPT N2

Character Breakdown

Meaning and Usage

"調節" (ちょうせつ) means regulation, adjustment, or control. It is commonly used when talking about fine-tuning settings such as temperature, volume, or other measurable quantities.

Common Contexts

You will often hear "調節" in everyday situations like adjusting air conditioners, audio equipment, or even biological functions like body temperature.

Collocations and Patterns

  • エアコンの温度を調節する: adjusting the air conditioner's temperature
  • 音量の調節: volume adjustment
  • 体温の調節: regulation of body temperature

Register and Nuance

"調節" is a neutral and polite noun often used in both formal and informal contexts. It implies a deliberate and precise adjustment rather than a rough change.

Learner Tips

Be careful not to confuse "調節" with "調整" (ちょうせい), which also means adjustment but often refers to broader or mechanical adjustments. "調節" tends to emphasize fine control or regulation.

Example Sentences

えあこんのおんどをちょうせつしてください。

Please adjust the air conditioner's temperature.

かれはおんりょうのちょうせつがじょうずだ。

He is good at adjusting the volume.

たいおんのちょうせつはけんこうにとてもじゅうようです。

Regulating body temperature is very important for health.