What does 確立 mean?
確立 is a Japanese noun meaning “establishment” in English. It is written as 確立 in kanji, かくりつ in hiragana, and kakuritsu in romaji. This word is part of JLPT N1 vocabulary.
Example sentence
どうやって最良の形式を確立するかという問題はまだ解決されていない。
The question of how to establish the optimal formula is still open.