| Ampere | Electric current |
| Angstrom | Wave-length and also lengths of atomic dimensions |
| Bar | Atmospheric pressure |
| Becquerel | Radioactivity |
| Bel | Intensity of Sound |
| Calorie | Quantity of Heat |
| Candela | Luminous intensity |
| Candle power | Illuminating power of source of light |
| Celsius (Centigrade) | Temperature |
| Coulomb | Electric Charge |
| Decibel | Intensity of sound (1/10th of Bel) |
| Dyne | Force |
| Electron-volt | Energy |
| Erg | Work or Energy |
| Fahrenheit | Temperature |
| Farad | Electric Capacitance |
| Faraday | Electric Charge |
| Fathom | Depth of water |
| Foot Candle | Brightness |
| Gauss | Magnetic Induction |
| Henry | Inductance |
| Hertz | Frequency |
| Horse-power | Power |
| Joule | Work or Energy |
| Kelvin | Thermodynamic temperature |
| Kilogram | Mass |
| Knot | Speed of Ship and Aircraft |
| Lambert | Brightness |
| Light Year | Stellar Distance |
| Lumen | Luminous flux |
| Maxwell | Magnetic flux |
| Metre | Length |
| Mole | Amount of Substance |
| Nautical Mile | Distance in Navigation |
| Newton | Force (metric) |
| Newton metre | Work |
| Oersted | Magnetic Intensity |
| Ohm | Electrical Resistance |
| Pascal | Stress |
| Poise | Viscosity |
| Quintal | Weight (metric) |
| Radian | Plane Angle |
| Second | Time |
| Tesla | Magnetic Flux Density |
| Volt | Electric Potential |
| Watt | Power |
| Weber | Magnetic Flux |