noun
Specifically a grinding mortar, similar to すり鉢. Used in cooking or pharmacy for crushing and mixing.
See also: すり鉢
薬草を擂盆で細かくする。
Grind the medicinal herbs finely in a mortar.
noun
mortar-shaped container
A container shaped like a mortar, not necessarily used for grinding. May refer to bowls or vessels with a similar form.
その擂盆形の器は調味料入れに使われている。
That mortar-shaped dish is used as a condiment holder.