プログレッシブ和英中辞典(第３版)の解説
あらたまる【改まる】
1 〔新しくなる〕
- 年が改まった
The new year has arrived [come round]. - 年号が改まり平成と称した
This was the beginning of a new era, which was called the Heisei period. - 古い規則は新しい規則に改まった
The old regulations were replaced by [with] new ones.
2 〔よくなる〕be improved
- 古い制度がだいぶ改まった
The old system was improved considerably. - 彼の性質が急に改まった
He reformed suddenly.
3 〔格式張る〕be formal; be ceremonious; be stiff
- 改まって
in a formal manner - 改まった言葉を使う
use [speak in] formal [stiff] language - そんなに改まらなくともよい
You don't have to be so formal about it. - 彼女は改まった事が好きだ
She likes to be ceremonious about everything.