Translation guide
A large pot used for making stock, soups, and stews. In Japanese, the most common equivalent is 寸胴鍋 (ずんどうなべ), but other terms exist depending on context.
A deep, cylindrical pot used for simmering large quantities of liquid-based dishes.
The standard Japanese term for a stockpot. Literally 'cylindrical pot', it is deep with straight sides, ideal for making stock.
寸胴鍋で鶏ガラスープを取る。
I make chicken stock in a stockpot.
General term for a large pot. Can refer to any big cooking pot, including stockpots, but is less specific.
大鍋でカレーを作る。
I make curry in a large pot.
Loanword from English, used in some contexts but not as common as 寸胴鍋. May be understood by cooking enthusiasts.
プロのシェフはストックポットを愛用する。
Professional chefs prefer using stockpots.
If you are talking about a specific stockpot for making broth, use 寸胴鍋. For a general large pot, 大鍋 is fine. ストックポット is understood but sounds like a borrowed term.