Where does “throughflow” come from?

throughflow (English) comes from English flow, from Middle English flowen, from Old English flōwan, from Proto-West Germanic *flōan, from Proto-Germanic flōaną, from Proto-Indo-European plōw-, from Proto-Indo-European plew- — to fly, flow, run.

throughflow (English): The movement of water horizontally beneath the land surface, usually when the soil is completely saturated

Definitions

  1. The movement of water horizontally beneath the land surface, usually when the soil is completely saturated

Ancestry of “throughflow”, step by step

throughflow traces back through two separate lines of ancestry.

via English flow

StepLanguageWordMeaning
1EnglishflowA movement in people or things with a particular...
2Middle EnglishflowenTo flow, stream, or issue; to move; To become...
3Old Englishflōwanto flow
4Proto-West Germanic*flōanto flow
5Proto-Germanicflōanąto flow
6Proto-Indo-Europeanplōw-to flow, swim; to pour, wash
7Proto-Indo-Europeanplew-to fly, flow, run

via English through

StepLanguageWordMeaning
1EnglishthroughFrom one side of an opening to the other;...
2Middle Englishthrugh
3Old EnglishþurhAPI; through; by means of: by, through, via
4Proto-Germanicþurhwthrough
5Proto-Indo-Europeantr̥h₂kʷe
6Proto-Indo-Europeanterh₂-to cross over, pass through, overcome
Every word from Proto-Indo-European plew-Every word from Proto-Indo-European plōw-Every word from Proto-Germanic flōaną