The kanji 鋳 means "to cast," specifically metal casting. It refers to the process of pouring molten metal into a mold to create a desired shape. This character encapsulates the idea of shaping or forming metal objects through a specific manufacturing process.

・On-yomi (音読み): チュウ ・Kun-yomi (訓読み): い（る）

⚫︎鋳物（いもの） Translation: casting; cast product ⚫︎鋳造（ちゅうぞう） Translation: casting (process) ⚫︎鋳型（いがた） Translation: mold (for casting)

The kanji 鋳 is a phono-semantic compound (形声文字 - けいせいいもじ). The semantic component is 金（かね） (metal, gold), indicating the material involved. The phonetic component is 寿（ことぶき、じゅ）, which provides a phonetic clue to the sound of the character. The character originally depicted the process of pouring molten metal into a mold. Over time, the form has evolved, but the core meaning of casting metal remains.