| Acronym | Definition |
|---|---|
| kHz | Kilohertz, the frequency of a radio carrier wave. |
| knot (kt) | The standard unit of aviation speed measurement is classified as one nautical mile per hour (never one knot per hour). One knot equals 1.1515 mph; one nautical mile equals 6,080 feet. |
| kW | Kilowatt. |