Where does “downregulatory” come from?
downregulatory (English) comes from English Down, from Middle English doun, from Old English dūn, from Proto-Germanic *dūnā, from Proto-Celtic dūnom, from Proto-Indo-European dʰewh₂- — smoke; mist, haze.
downregulatory (English): Relating to downregulation
Definitions
- Relating to downregulation
Ancestry of “downregulatory”, step by step
downregulatory traces back through two separate lines of ancestry.
via English Down
| Step | Language | Word | Meaning |
|---|---|---|---|
| 1 | English | Down | usually known as County Down |
| 2 | Middle English | doun | down |
| 3 | Old English | dūn | hill, down; hill, dune; hill, mountain |
| 4 | Proto-Germanic | *dūnā | — |
| 5 | Proto-Celtic | dūnom | stronghold, rampart |
| 6 | Proto-Indo-European | dʰewh₂- | smoke; mist, haze |
via English regulatory
| Step | Language | Word | Meaning |
|---|---|---|---|
| 1 | English | regulatory | Of or pertaining to regulation |