Etymology Explorer › English

Where does “photoprotein” come from?

photoprotein (English) comes from English protein, from French protéine, from French -ine, from French -é, from Middle French -é, from Old French -é, from Latin -a, from Proto-Italic -ā.

photoprotein (English): Any of several proteins that generate light when...

Definitions

  1. Any of several proteins that generate light when...

Ancestry of “photoprotein”, step by step

StepLanguageWordMeaning
1EnglishproteinAny of numerous large, complex naturally-produced...
2Frenchprotéineprotein
3French-inefeminine singular of -in; female equivalent of...
4French-épast participle root verb suffix of regular -er...
5Middle French-é—
6Old French-éused to form past participles of regular -er...
7Latin-asuffixed to the roots of verbs, forms agent...
8Proto-Italic-ā—
9Proto-Indo-European-éh₂—
Every word from Proto-Indo-European -éh₂ →