erythroblastosis fe·ta·lis 
(fē-tālĭs)
(fē-tālĭs)n.
A severe hemolytic disease of a fetus or newborn infant caused by the production of maternal antibodies against the fetal red blood cells, usually involving Rh incompatibility between the mother and fetus. Also called RH disease.
[New Latin erythroblastōsis fētālis : erythroblastōsis, erythroblastosis + fētālis, fetal.]
- periodic
- periodic acid
- periodical
- periodical cicada
- periodically
- periodic attractor
- periodicity
- periodic law
- periodic motion
- periodic sentence
- Periodic Table
- periodontal
- periodontally
- periodontia
- periodontic
- periodontical
- periodontics
- periodontist
- perionychium
- periosteal
- periosteous
- periosteum
- periostitic
- periostitis
- periostracum