Where does “hemocyanine” come from?

hemocyanine (English) comes from English cyanine, from English -ine, from French -ine, from French -é, from Middle French -é, from Old French -é, from Latin -a, from Proto-Italic -ā.

Ancestry of “hemocyanine”, step by step

hemocyanine traces back through two separate lines of ancestry.

via English cyanine

StepLanguageWordMeaning
1EnglishcyanineAny of a family of synthetic polymethine blue...
2English-ineOf or pertaining to; Used to form demonyms;...
3French-inefeminine singular of -in; female equivalent of...
4Frenchpast participle root verb suffix of regular -er...
5Middle Frenchpast participle root verb suffix of regular; -ed, -en, -n
6Old Frenchused to form past participles of regular -er...
7Latin-asuffixed to the roots of verbs, forms agent...
8Proto-ItalicForms masculine agent nouns from prefixed or compounded bases
9Proto-Indo-European-éh₂

via English hemo

StepLanguageWordMeaning
1Englishhemo
2Ancient Greekαἷμαblood
3Latinglobusany round object; a sphere; a globe; a glob,...
4Proto-Indo-Europeangel-to be cold, to freeze
Every word from Proto-Indo-European -éh₂Every word from English -ineEvery word from French -ine