| fetology | (n) the branch of medicine concerned with the fetus in the uterus, Syn. foetology |
| fetometry | (n) measurement of a fetus (especially the diameter of the head), Syn. foetometry |
| fetoprotein | (n) any of several antigens that occur naturally in the fetus and sometimes in adults with cancer, Syn. foetoprotein |
| fetoscope | (n) a stethoscope placed on the pregnant woman's abdomen to listen for the fetal heartbeat, Syn. foetoscope |
| fetoscopy | (n) prenatal diagnosis that allows direct observation of a fetus in the uterus and the withdrawal of fetal blood, Syn. foetoscopy |