I. hae ‧ mo ‧ glo ‧ bin BrE AmE British English , hemoglobin American English /ˌhiːməˈɡləʊbən, ˌhiːməˈɡləʊbɪn $ -'ɡloʊ-/ noun [uncountable]
a red substance in the blood that contains iron and carries oxygen
II. he ‧ mo ‧ glo ‧ bin /ˌhiːməˈɡləʊbən, ˌhiːməˈɡləʊbɪn $ ˈhiːməˌɡloʊbən/ BrE AmE noun [uncountable]
[ Date: 1800-1900 ; Origin: hematoglobulin 'hemoglobulin' (1800-1900) , from hemat- ( ⇨ ↑ hematology ) + globulin ]
the American spelling of ↑ haemoglobin