megakaryocyte meg·a·kar·y·o·cyte (měg'ə-kār'ē-ə-sīt')
n.
A large bone marrow cell with a lobulate nucleus that gives rise to blood platelets. Also called megalokaryocyte.
| a white, crystalline, water-insoluble solid, C14H9Cl5, usually derived from chloral by reaction with chlorobenzene in the presence of fuming sulfuric acid: used as an insecticide and as a scabicide and pediculicide: agricultural use prohibited in the U.S. |
| (used as a nonsense word by children to express approval or to represent the longest word in English.) |