haematoblast Meaning, Definition & Usage

Hæm"a*to*blast noun (Also<

• Haematoblast
• Hæmatoblast

)

Etymology

Hæmato- + -blast.

Definitions

1. (Anat.) One of the very minute, disk-shaped bodies found in blood with the ordinary red corpuscles and white corpuscles; a third kind of blood corpuscle, supposed by some to be an early stage in the development of the red corpuscles; -- called also blood plaque, and blood plate. = hemocytoblast, hematocytoblast. Precursor of erythroblasts, lymphoblasts, and myeloblasts, found mostly in bone marrow. Hayem's hematoblast = a platelet