Where does “knockmeter” come from?
knockmeter (English) comes from English meter, from French mètre, from Latin metrum, from Ancient Greek μέτρον, from Ancient Greek -τρον, from Proto-Hellenic -tron, from Proto-Indo-European -trom, from Proto-Indo-European -tḗr — Derives agent nouns from verbs, denoting someone...
knockmeter (English): A device for measuring the intensity of engine knock
Definitions
- A device for measuring the intensity of engine knock
Ancestry of “knockmeter”, step by step
knockmeter traces back through two separate lines of ancestry.
via English meter
| Step | Language | Word | Meaning |
|---|---|---|---|
| 1 | English | meter | A device that measures things; A parking meter or... |
| 2 | French | mètre | metre/meter; first-person singular present... |
| 3 | Latin | metrum | a measure |
| 4 | Ancient Greek | μέτρον | something used to measure: measure, rule, weight;... |
| 5 | Ancient Greek | -τρον | Forms instrument nouns |
| 6 | Proto-Hellenic | -tron | Forms instrument nouns from verb stems |
| 7 | Proto-Indo-European | -trom | Forms nouns denoting a tool or instrument |
| 8 | Proto-Indo-European | -tḗr | Derives agent nouns from verbs, denoting someone... |
via English knock
| Step | Language | Word | Meaning |
|---|---|---|---|
| 1 | English | knock | An abrupt rapping sound, as from an impact of a... |
| 2 | Middle English | knokken | To pound; to beat down |
| 3 | Old English | cnocian | to knock; to knock on something; to hit, strike |
| 4 | Proto-Germanic | knukōną | To pound on; beat on; knock |
| 5 | Proto-Indo-European | gnew- | a bundle; knot; knot, bundle |
| 6 | Proto-Indo-European | gen- | to squeeze, pinch, kink, ball up, concentrate; to... |