Where does “必須アミノ酸” come from?

必須アミノ酸 (Japanese) comes from Japanese アミノ酸, from Japanese アミノ, from English amino, from English amino-, from English amine, from English -ine, from French -ine, from French -é.

必須アミノ酸 (Japanese): essential amino acid

Definitions

  1. essential amino acid

Ancestry of “必須アミノ酸”, step by step

必須アミノ酸 traces back through two separate lines of ancestry.

via Japanese アミノ酸

StepLanguageWordMeaning
1Japaneseアミノ酸amino acid
2Japaneseアミノamino
3EnglishaminoRelating to an amine; The amine functional group
4Englishamino-Of amines and of the amino functional group
5EnglishamineA functional group formally derived from ammonia...
6English-ineOf or pertaining to; Used to form demonyms;...
7French-inefeminine singular of -in; female equivalent of...
8Frenchpast participle root verb suffix of regular -er...
9Middle Frenchpast participle root verb suffix of regular; -ed, -en, -n
10Old Frenchused to form past participles of regular -er...
11Latin-asuffixed to the roots of verbs, forms agent...
12Proto-ItalicForms masculine agent nouns from prefixed or compounded bases
13Proto-Indo-European-éh₂

via Japanese 必須

StepLanguageWordMeaning
1Japanese必須indispensability, a must
2Middle Chinese必須
Every word from Proto-Indo-European -éh₂Every word from English -ineEvery word from French -ine