1) Erythrocyte 2) Macrocyte 3) Red blood cell 1) Macrocyte 
• (n.) A large, flattened corpuscle, twice the diameter of the ordinary red corpuscle, found in considerable numbers in the blood in profound anaemia.
(meg´ә-lo-sīt″) macrocyte.
Meg'a·lo·cyte noun [ Megalo- + Greek ... a hollow vessel.] (Physiol.) A large, flattened corpuscle, twice the diameter of the ordinary red corpuscle, found in considerable numbers in the blood in profound anæmia. 
Type: Term Pronunciation: meg′ă-lō-sīt′ Definitions: 1. A large (10-20 mcm) nonnucleated red blood cell.
[n] - abnormally large red blood cell (associated with pernicious anemia)
macrocyte noun abnormally large red blood cell (associated with pernicious anemia)