| 释义 |
WordReference Random House Learner's Dictionary of American English © 2024con•tra•cep•tion /ˌkɑntrəˈsɛpʃən/USA pronunciation n. [uncountable]- Medicinethe prevention of pregnancy by various drugs, techniques, or devices;
birth control.
See -cep-. WordReference Random House Unabridged Dictionary of American English © 2024con•tra•cep•tion (kon′trə sep′shən),USA pronunciation n. - Medicinethe deliberate prevention of conception or impregnation by any of various drugs, techniques, or devices;
birth control.
- contra-1 + (con)ception 1885–90
Collins Concise English Dictionary © HarperCollins Publishers:: contraception /ˌkɒntrəˈsɛpʃən/ n - the intentional prevention of conception by artificial or natural means. Artificial methods in common use include preventing the sperm from reaching the ovum (using condoms, diaphragms, etc), inhibiting ovulation (using oral contraceptive pills), preventing implantation (using intrauterine devices), killing the sperm (using spermicides), and preventing the sperm from entering the seminal fluid (by vasectomy). Natural methods include the rhythm method and coitus interruptus
Etymology: 19th Century: from contra- + conception |