名詞 casein:

1. a milk protein used in making e.g. plastics and adhesives
2. a water-base paint made with a protein precipitated from milk
   同義詞：casein paint

ca.sein

n.（名詞）
A white, tasteless, odorless protein precipitated from milk by rennin. It is the basis of cheese and is used to make plastics, adhesives, paints, and foods.
酪蛋白：一種由凝乳酶從牛奶中沉淀出來的白色、無味、無臭的蛋白質(zhì)。是制作奶酪的原料，也用來制作塑料、膠粘劑、油漆和食品

來源：
Ultimately from Latin c3seus [cheese]
最終源自 拉丁語 c3seus [奶酪]