Where does “sawtooth wave” come from?
sawtooth wave (English) comes from English sawtooth, from English saw, from Middle English sawe, from Old English saga, from Proto-West Germanic sagā, from Proto-Germanic sagǭ, from Proto-Indo-European sekʷe-, from Proto-Indo-European sekʷ- — to follow; to see; to say.
sawtooth wave (English): A function or waveform that repeatedly ramps...
Definitions
- A function or waveform that repeatedly ramps...
Ancestry of “sawtooth wave”, step by step
sawtooth wave traces back through two separate lines of ancestry.
via English sawtooth
| Step | Language | Word | Meaning |
|---|---|---|---|
| 1 | English | sawtooth | A cutting bit of a saw; A sawtooth wave; Any of... |
| 2 | English | saw | A tool with a toothed blade used for cutting hard... |
| 3 | Middle English | sawe | Alternative form of sauf |
| 4 | Old English | saga | saw; saying; statement; story, tale; narrative |
| 5 | Proto-West Germanic | sagā | story |
| 6 | Proto-Germanic | sagǭ | story |
| 7 | Proto-Indo-European | sekʷe- | — |
| 8 | Proto-Indo-European | sekʷ- | to follow; to see; to say |
via English wave
| Step | Language | Word | Meaning |
|---|---|---|---|
| 1 | English | wave | To move back and forth repeatedly and somewhat... |
| 2 | Middle English | wawe | A wave; Any sort of flowing or spurting motion;... |
| 3 | Old English | wǣġ | a weight; a tool for weighing, balance, scale |
| 4 | Proto-Germanic | wēgaz | wave; sea |
| 5 | Proto-Indo-European | weǵʰ- | to bring; to transport |