hæmatoin Chem.
(hiːməˈtəʊɪn)
[Differentiated from hæmatin.]
A derivative of hæmoglobin containing no iron.
| 1876 Quain's Elem. Anat. (ed. 8) II. 27 The effects of acids upon hæmatin is to separate the iron and to transform the substance into hæmatoin (acid-hæmatin). |