1. 
   haematoblast
   <haematology> A stem cell which is located within haemopoietic tissue (such as bone marrow), a tissue which produces blood. ... (09 Oct 1997) ...
   Found op http://www.mondofacto.com/facts/dictionary?haematoblast
   
   
2. 
   Haematoblast
   • (n.) 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.
   Found op http://thinkexist.com/dictionary/meaning/haematoblast/
   
   

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