English word polarimeter comes from English -meter (Used to form the names of measuring devices.), English polari-
| Dictionary entry | Language | Definition |
|---|---|---|
| -meter | English (eng) | Used to form the names of measuring devices. |
| polari- | English (eng) | |
| polarimeter | English (eng) | An instrument used to measure the rotation of the plane of polarized light as it passes through a sample of an optically active compound. |