Where does “casamino acid” come from?

casamino acid (English) comes from English casein, from French caséine, from French -ine, from French -é, from Middle French -é, from Old French -é, from Latin -a, from Proto-Italic -ā.

casamino acid (English): Any of a mixture of amino acids and peptides...

Definitions

  1. Any of a mixture of amino acids and peptides...

Ancestry of “casamino acid”, step by step

casamino acid traces back through two separate lines of ancestry.

via English casein

StepLanguageWordMeaning
1EnglishcaseinA protein present in both milk and in the seeds...
2Frenchcaséinecasein
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 amino acid

StepLanguageWordMeaning
1Englishamino acidAny organic compound containing both an amino and...
2GermanAminosäureamino acid
3GermanSäureacid
4Middle High Germansiure
Every word from Proto-Indo-European -éh₂