cooley's anemia: a fatal form of homozygous thalassemia (inherited from both parents) in which there is no hemoglobin; skeletal deformations; heart and spleen and liver enlarged
thalassemia: an inherited form of anemia caused by faulty synthesis of hemoglobin
ejection seat: a pilot's seat in an airplane that can be forcibly ejected in the case of an emergency; then the pilot descends by parachute