English word sideroscope comes from English -scope, English sidero-
| Dictionary entry | Language | Definition |
|---|---|---|
| -scope | English (eng) | Used to make terms denoting an instrument used for viewing or examination. |
| sidero- | English (eng) | Related to stars or constellations, as sidereal relationships. Related to iron or steel, as in siderosis (fibrosis caused by iron deposits). |
| sideroscope | English (eng) | An instrument for detecting small quantities of iron in any substance by means of a delicate assembly of magnetic needles. |