Where does “four-momentum” come from?
four-momentum (English) comes from English four, from Middle English four, from Old English fēower, from Proto-West Germanic feuwar, from Proto-Germanic fedwōr, from Proto-Indo-European kʷetwóres, from Proto-Indo-European kʷe- — and.
four-momentum (English): A generalization of momentum in four-dimensional spacetime
Definitions
- A generalization of momentum in four-dimensional spacetime
Ancestry of “four-momentum”, step by step
four-momentum traces back through two separate lines of ancestry.
via English four
| Step | Language | Word | Meaning |
|---|---|---|---|
| 1 | English | four | A numerical value equal to 4; the number after... |
| 2 | Middle English | four | four |
| 3 | Old English | fēower | four |
| 4 | Proto-West Germanic | feuwar | four |
| 5 | Proto-Germanic | fedwōr | four |
| 6 | Proto-Indo-European | kʷetwóres | four |
| 7 | Proto-Indo-European | kʷe- | and |
via English momentum
| Step | Language | Word | Meaning |
|---|---|---|---|
| 1 | English | momentum | Of a body in motion: the tendency of a body to... |
| 2 | Latin | mōmentum | movement, motion, impulse; course |
| 3 | Latin | mōvimentum | movement |
| 4 | Latin | -mentum | instrument, medium, or result of; e.g.... |
| 5 | Latin | -menta | nominative plural of -mentum; accusative plural... |
| 6 | Proto-Indo-European | -mn̥ | Creates action nouns or result nouns from verbs |