Where does “halfwaardetijd” come from?
halfwaardetijd (Dutch) comes from Dutch half, from Middle Dutch half, from Old Dutch half, from Proto-Germanic *halb, from Proto-Germanic halbaz, from Proto-Indo-European (s)kelH-, from Proto-Indo-European (s)kel- — to bend, crook; bent, crooked; leg, heel, knee,...
halfwaardetijd (Dutch): half-life
Definitions
- half-life
Ancestry of “halfwaardetijd”, step by step
halfwaardetijd traces back through 3 separate lines of ancestry.
via Dutch half
| Step | Language | Word | Meaning |
|---|---|---|---|
| 1 | Dutch | half | half; half before the next whole; the middle of... |
| 2 | Middle Dutch | half | — |
| 3 | Old Dutch | half | — |
| 4 | Proto-Germanic | *halb | — |
| 5 | Proto-Germanic | halbaz | half |
| 6 | Proto-Indo-European | (s)kelH- | to cut; to split, to separate |
| 7 | Proto-Indo-European | (s)kel- | to bend, crook; bent, crooked; leg, heel, knee,... |
via Dutch tijd
| Step | Language | Word | Meaning |
|---|---|---|---|
| 1 | Dutch | tijd | time; tense |
| 2 | Middle Dutch | tijt | time; time, moment; right, appointed time |
| 3 | Old Dutch | tīt | time |
| 4 | Proto-Germanic | tīdiz | time; period, interval |
| 5 | Proto-Indo-European | déh₂itis | interval, period of time |
| 6 | Proto-Indo-European | deh₂y- | to share, divide |
| 7 | Proto-Indo-European | deh₂- | to share, divide |