What does 鉄 mean?
鉄 is a Japanese noun meaning “iron” in English. It can also be translated as “steel, railway, railway enthusiast” depending on context. It is written as 鉄 in kanji, てつ in hiragana, and tetsu in romaji. This word is part of JLPT N3 vocabulary.
Example sentence
鉄は最も有用な金属です。
Iron is the most useful metal.