Where does “interpolational” come from?

interpolational (English) comes from English AL, from Dutch al, from Middle Dutch al, from Old Dutch āl, from Proto-West Germanic all, from Proto-Germanic allaz, from Proto-Indo-European h₂él- — to grow, nourish.

interpolational (English): Relating to interpolation

Definitions

  1. Relating to interpolation

Ancestry of “interpolational”, step by step

interpolational traces back through two separate lines of ancestry.

via English AL

StepLanguageWordMeaning
1EnglishALInitialism of assembly language; Initialism of...
2Dutchalall, all of; already; yet
3Middle Dutchalall, all of; completely; even though, no matter...
4Old Dutchāl
5Proto-West Germanicallall
6Proto-Germanicallazall
7Proto-Indo-Europeanh₂él-to grow, nourish

via English interpolation

StepLanguageWordMeaning
1EnglishinterpolationAn abrupt change in elements, with continuation...
2Frenchinterpolationinterpolation
3Latininterpolatio
Every word from Proto-Indo-European h₂él-Every word from Proto-Germanic allazEvery word from Proto-West Germanic all