1.
careful; thorough; meticulous; painstaking
Doing something with great care and attention to detail, leaving nothing to chance.
念入りに準備する。
To prepare thoroughly.
彼女は念入りに化粧をしている。
She is doing her makeup carefully.
出発前に荷物を念入りにチェックした。
I checked my luggage thoroughly before departure.
念入り is a na-adjective often used adverbially as 念入りに. It conveys the idea of being thorough and leaving no room for oversights.
COMMON PATTERNS:
- 念入りに～する (to do something thoroughly/carefully)
- 念入りな～ (a thorough/meticulous...)
COMMON COLLOCATIONS:
- 念入りに確認する (to verify carefully)
- 念入りに掃除する (to clean thoroughly)
- 念入りに準備する (to prepare meticulously)
- 念入りな調査 (a thorough investigation)
RELATED WORDS:
丁寧 (polite, careful) focuses on politeness and attentiveness. 念入り focuses more on being thorough and not missing anything. 入念 has the same meaning with reversed kanji order and is slightly more formal.