haemoglobin

British  

/ ˌhɛm-, ˌhiːməʊˈɡləʊbɪn /

noun

1. 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

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Etymology

Origin of haemoglobin

C19: shortened from haematoglobulin, from _haematin + _globulin the two components

Example Sentences

Haemoglobin is a protein found in the red bloods cells that carry oxygen around the body.

From BBC • Jan. 27, 2025

Haemoglobin is the protein that carries oxygen in blood and the team say plant and human versions are very similar.

From BBC • Nov. 5, 2014

Haemoglobin: the coloring matter of blood which serves to carry oxygen.

From Explanation of Terms Used in Entomology by Smith, John. B.

ANEMIA.—This disease is a diminution of the total quantity of the blood of its red cells, or red corpuscles or of their Haemoglobin, the coloring matter of the red corpuscles.

From Mother's Remedies Over One Thousand Tried and Tested Remedies from Mothers of the United States and Canada by Ritter, Thomas Jefferson

Haemoglobin is said to be found as low down in the animal kingdom as the Echinoderms, e.g. in Ophiactis virens and Thyonella gemmata.

From Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 6 "Cockaigne" to "Columbus, Christopher" by Various