Where does “sandplain” come from?

sandplain (English) comes from English plain, from Middle English pleyn, from Anglo-Norman pleyn, from Old French playn, from Old French plain, from Latin plēnus, from Proto-Italic plēnos, from Proto-Indo-European pl̥h₁nós — to fill.

sandplain (English): An area whose surface consists of sand deposited...

Definitions

  1. An area whose surface consists of sand deposited...

Ancestry of “sandplain”, step by step

sandplain traces back through two separate lines of ancestry.

via English plain

StepLanguageWordMeaning
1EnglishplainFlat, level; Simple; Obvious
2Middle Englishpleynclear; unambiguous
3Anglo-NormanpleynAlternative form of plein
4Old Frenchplayn
5Old Frenchplainfull; plain; flat
6Latinplēnusfull; filled; complete
7Proto-Italicplēnosfull
8Proto-Indo-Europeanpl̥h₁nósfull
9Proto-Indo-Europeanpleh₁-to fill

via English sand

StepLanguageWordMeaning
1EnglishsandRock that is ground more finely than gravel, but...
2Middle EnglishsondAlternative form of sand
3Old Englishsandaction of sending, embassy, mission, deputation;...
4Norwegian Nynorsksamdin agreement
5Proto-Germanicsamdazsand
6Proto-Indo-Europeansámh₂dʰossand
7Proto-Indo-Europeansem-together, one
Every word from Proto-Indo-European pleh₁-