noun
lactase
Biochemistry term for the enzyme that breaks down lactose. Used in scientific and medical contexts.
ラクターゼは乳糖を分解する酵素です。
Lactase is an enzyme that breaks down lactose.
ラクターゼ欠乏症の人は牛乳を消化しにくい。
People with lactase deficiency have difficulty digesting milk.