What does 理 mean?
理 is a Japanese noun meaning “reason; principle; logic” in English. It can also be translated as “general principle (as opposed to individual concrete phenomenon), the underlying principles of the cosmos (in neo-Confucianism)” depending on context. It is written as 理 in kanji, り in hiragana, and ri in romaji. This word is part of JLPT N3 vocabulary.
Example sentence
彼の言葉は理にかなっているようだ。
His words sound reasonable.