What does 湯 mean?
湯 is a Japanese noun meaning “hot water” in English. It can also be translated as “molten iron” depending on context. It is written as 湯 in kanji, ゆ in hiragana, and yu in romaji. This word is part of JLPT N4 vocabulary.
Example sentence
砂糖は湯に入れると溶ける。
Sugar dissolves in hot water.