haemoglobin
US hemoglobin
/ (ˌhiːməʊˈɡləʊbɪn, ˌhɛm-) /
noun
a conjugated protein, consisting of haem and the protein globin, that gives red blood cells their characteristic colour. It combines reversibly with oxygen and is thus very important in the transportation of oxygen to tissues
See also oxyhaemoglobin
Word Origin for haemoglobin
C19: shortened from
haematoglobulin, from
haematin +
globulin the two components