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Noun: morning-after pill
  1. A large dose of oestrogen taken orally within 24 to 72 hours after intercourse; prevents implantation of a fertilized ovum and so acts as a contraceptive; commonly used after rape or incest

Derived forms: morning-after pills

Type of: birth control device, contraceptive, contraceptive device, preventative, preventive, prophylactic device

Encyclopedia: Morning-after pill