malignant anemia

from the GNU version of the Collaborative International Dictionary of English.

• noun (Med.) A chronic progressive anemia of older adults, thought to result from a lack of intrinsic factor (a substance secreted by the stomach that is responsible for the absorption of vitamin B-12); also called pernicious anemia.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun a chronic progressive anemia of older adults; thought to result from a lack of intrinsic factor (a substance secreted by the stomach that is responsible for the absorption of vitamin B12)