anneal
🇺🇸
/əˈniːl/
🇬🇧
/əˈniːl/
To heat a material like metal or glass and then let it cool slowly to make it softer and more workable.
The glassblower had to anneal the glass to shape it into a vase.
유리제작공은 유리를 화분의 형태로 만들기 위해 유리를 재결정시켜야 했습니다.