noun
butterfat; milk fat
Technical and everyday term for the fat component of milk.
このチーズは乳脂肪分が高い。
This cheese has a high milk fat content.
乳脂肪はバターの主成分です。
Milk fat is the main component of butter.
Dairy products in general, not specifically the fat component.
Compound of 乳 (milk) and 脂肪 (fat).