Marie Curie is remembered for her discovery of radium and polonium, and her huge contribution to the fight against cancer. Born Maria Sklodowska on 7 November 1867 in Warsaw, Poland, she was the youngest of five children of poor school teachers.
Medical Definition of b.i.d. (on prescription) b.i.d. (on prescription): Seen on a prescription, b.i.d. means twice (two times) a day. It is an abbreviation for bis in die which in Latin means twice a day. The abbreviation b.i.d. is sometimes written without a period either in lower-case letters as bid or in capital letters as BID.
biventricular assist device (BVAD) a ventricular assist device with the combined functions of both left and right ventricular assist devices. contraceptive device one used to prevent conception, such as a barrier contraceptive, an intrauterine device, or a means of preventing ovulation (e.g., birth control pill). intrauterine device (IUD) a plastic or metallic device inserted in the uterus to prevent pregnancy.