| / English Dictionary |
HAEMOGLOBIN
| Pronunciation (US): |  | (GB): | |
I. (noun)
Sense 1
Meaning:
A hemoprotein composed of globin and heme that gives red blood cells their characteristic color; function primarily to transport oxygen from the lungs to the body tissues
Example:
fish have simpler hemoglobin than mammals
Synonyms:
haemoglobin; Hb; hemoglobin
Classified under:
Hypernyms ("haemoglobin" is a kind of...):
haemoprotein; hemoprotein (a conjugated protein linked to a compound of iron and porphyrin)
Meronyms (substance of "haemoglobin"):
haem; haemitin; hematin; heme; protoheme (a complex red organic pigment containing iron and other atoms to which oxygen binds)
globin; haematohiston; hematohiston (a colorless protein obtained by removing heme from hemoglobin; the oxygen carrying compound in red blood cells)
Hyponyms (each of the following is a kind of "haemoglobin"):
oxyhaemoglobin; oxyhemoglobin (the bright red hemoglobin that is a combination of hemoglobin and oxygen from the lungs)
Holonyms ("haemoglobin" is a substance of...):
erythrocyte; RBC; red blood cell (a mature blood cell that contains hemoglobin to carry oxygen to the bodily tissues; a biconcave disc that has no nucleus)
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