Where does “petawatt” come from?
petawatt (English) comes from English peta-, from English penta-, from Ancient Greek πεντα-, from Ancient Greek πέντε, from Proto-Hellenic pénkʷe, from Proto-Indo-European pénkʷe — five.
petawatt (English): An SI unit of power equal to 1015 watts. Symbol:...
Definitions
- An SI unit of power equal to 1015 watts. Symbol:...
Ancestry of “petawatt”, step by step
| Step | Language | Word | Meaning |
|---|
| 1 | English | peta- | API; In the International System of Units and... |
| 2 | English | penta- | API; five |
| 3 | Ancient Greek | πεντα- | penta-, five; five |
| 4 | Ancient Greek | πέντε | five |
| 5 | Proto-Hellenic | pénkʷe | five |
| 6 | Proto-Indo-European | pénkʷe | five |