noun[ C or U ]chemistryspecializeduk/ˌsiː.waɪˈpiː/us/ˈsiːˌwaɪˈpiː/
细胞色素P450超家族,细胞色素P450酶(cytochrome P450的缩写)
abbreviation for cytochrome P450: a large group of enzymes that change drugs that are taken into the body, eventually getting rid of them from the body. They may affect how well a particular drug works