Where does “atomic mass number” come from?

atomic mass number (English) comes from English number, from English numb, from English nim, from Middle English nimen, from Old English niman, from Proto-West Germanic neman, from Proto-Germanic nemaną, from Proto-Indo-European nem- — to distribute; to give, to take.

atomic mass number (English): Pedantic form of mass number. Symbol: A

Definitions

  1. Pedantic form of mass number. Symbol: A

Ancestry of “atomic mass number”, step by step

atomic mass number traces back through two separate lines of ancestry.

via English number

StepLanguageWordMeaning
1EnglishnumberAn abstract entity used to describe quantity; A...
2EnglishnumbPhysically unable to feel, not having the power...
3EnglishnimTo take or seize; To filch, steal; To walk with...
4Middle Englishnimento take
5Old Englishnimanto take, seize
6Proto-West Germanicnemanto take
7Proto-Germanicnemanąto take
8Proto-Indo-Europeannem-to distribute; to give, to take

via English atomic mass

StepLanguageWordMeaning
1Englishatomic massThe mass of an atom
Every word from Proto-Indo-European nem-Every word from Proto-Germanic nemanąEvery word from Proto-West Germanic neman