hematohiston vs haematohiston

hematohiston and haematohiston both are nouns.

Word	Noun	Adjective	Verb	Adverb
hematohiston	Yes	No	No	No
haematohiston	Yes	No	No	No

As nouns, hematohiston and haematohiston are synonyms defined as:

hematohiston and haematohiston: a colorless protein obtained by removing heme from hemoglobin; the oxygen carrying compound in red blood cells

Other synonyms of hematohiston include globin.

hematohiston (noun)	haematohiston (noun)
a colorless protein obtained by removing heme from hemoglobin; the oxygen carrying compound in red blood cells	a colorless protein obtained by removing heme from hemoglobin; the oxygen carrying compound in red blood cells