| Luminometer | photometer |
| Klinometer | clinometer |
| Manometer | manometer pressure gauge |
| Eudiometer | eudiometer |
| Pluviometer | pluviameter pluviometer |
| Chronometer | chronometer |
| Ionometer | ionometer |
| Nanometer | nanometre nanometer |
| Picometer | picometer |
| Goniometer | goniometer |
| Heliometer | heliometer |
| Kilometer | kilometer kilometre |
| Mikrometer | micrometre micrometer |
| Pikometer | picometer picometre |
| Radiometer | radiometer |
| Tribometer | tribometer |
| Kubikmeter | cubic metre cubic meter |
| Aluminiumtor | aluminum gate |
| Luminol | luminol |
| luminös | luminous |