hemat- combining form orhemato-orhaemat-orhaemato- Etymology: Latin haemat-, haemato-, from Greek haimat-, haimato-, from haimat-, haima blood — more at hem- : hem- < hematoid > < hematocrit > — the forms haemat- or haemato- are preferred in taxonomic names < Haematozoon > < Haematogaster >