What are the best answers for “pertaining to the formation of blood or blood cells”?

haematopoietic, haemopoietic, hematopoietic, hemopoietic.

How many letters does the top answer for “pertaining to the formation of blood or blood cells” have?

The most common answer is haematopoietic (14 letters).

4 answers found in Letterora's clue database (Wikidata facts, Open Trivia DB, WordNet and Webster definitions — all licensed sources).

haematopoietic 14 letters wn-def

pertaining to the formation of blood or blood cells

haemopoietic 12 letters wn-def

pertaining to the formation of blood or blood cells

hematopoietic 13 letters wn-def

pertaining to the formation of blood or blood cells

hemopoietic 11 letters wn-def

pertaining to the formation of blood or blood cells

of or relating to the formation of red blood cells 50% similar → erythropoietic