Where does “underdrainage” come from?
underdrainage (English) comes from English drainage, from English drain, from Middle English dreinen, from Old English drēahnian, from Proto-Germanic drauhnōną, from Proto-Germanic draugiz, from Proto-Indo-European dʰerǵʰ-, from Proto-Indo-European dʰer- — to support; to hold.
underdrainage (English): by means of an underdrain
Definitions
- by means of an underdrain
Ancestry of “underdrainage”, step by step
underdrainage traces back through two separate lines of ancestry.
via English drainage
| Step | Language | Word | Meaning |
|---|---|---|---|
| 1 | English | drainage | A natural or artificial removal of fluid from a... |
| 2 | English | drain | A conduit allowing liquid to flow out of an... |
| 3 | Middle English | dreinen | — |
| 4 | Old English | drēahnian | to drain, strain, filter |
| 5 | Proto-Germanic | drauhnōną | to strain, sieve |
| 6 | Proto-Germanic | draugiz | hard, solid; dry |
| 7 | Proto-Indo-European | dʰerǵʰ- | to strengthen; to strengthen; become hard; to... |
| 8 | Proto-Indo-European | dʰer- | to support; to hold |