Definition of haemoglobin in English:
noun[mass noun] Biochemistry
A red protein responsible for transporting oxygen in the blood of vertebrates. Its molecule comprises four subunits, each containing an iron atom bound to a haem group.
- The key, she believes, may be the iron content of the blood and muscle proteins hemoglobin and myoglobin.
- The main task of red blood cells is to transport oxygen bound to haemoglobin from the lungs to the tissues.
- The red blood cells carry red blood protein called haemoglobin.
Mid 19th century: a contracted form of haematoglobulin, in the same sense.
Definition of haemoglobin in:
- US English dictionary
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