定着|ていちゃくteichaku[0]heiban (flat)

1. noun, suru verb, intransitive verbsticking (in one place, position, etc.); settling; fixing; adherence
2. noun, suru verb, intransitive verbbecoming established (of a custom, system, etc.); taking hold; taking root
   この習慣しゅうかんは日本人にほんじんの間あいだにすっかり定着ていちゃくした。↗

   This custom has become firmly established among the Japanese.
3. noun, suru verb, intransitive verb, photographyfixation; fixing

• Synonym落ち着くおちつくNeutralFor calming down or settling into a place or routine; 「定着」 is about customs or culture taking root, or things staying firmly attached.
• Synonym居着くいつくCasualColloquial for settling in somewhere and staying for good, as when a stray cat 「居着く」; 「定着」 is about taking root and spreading.
• Synonym住み着くすみつくNeutralFor moving to a place and making a home there; 「定着」 leans more toward customs or systems taking root and becoming established.
• Related定住ていじゅうWrittenWritten/formal prose for residing permanently in one place, as in 「定住者」; 「定着」 leans toward something taking root and becoming established.
• Related土着どちゃくWrittenWritten/formal prose for being rooted in and native to a region; 「定着」 is about new things taking hold, not local origins.
• Antonym剥がれるはがれるNeutralTo peel off or come unstuck — the opposite of 「定着」 in its sense of staying firmly attached.

Use 「定着」 for customs or culture taking root and spreading, or for firm attachment, as in 「言葉が定着する」. For people settling, pick 「定住」 or 「住み着く」; for calming or settling down, 「落ち着く」. The opposite is 「剥がれる」.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

1. ある場所ばしょにしっかりとついて離はなれないこと。
2. 知しられていなかった文化ぶんかなどが社会しゃかいにひろく受け入うけいれられるようになること。
3. 現像げんぞうされた写真しゃしんの感光かんこう材ざいの感光性かんこうせいを取り除とりのぞき、画像がぞうを安定化あんていかさせること。