kelvin

noun

1. 1

   In the International System of Units, the base unit of thermodynamic temperature; 1/273.16 of the thermodynamic temperature of the triple point of water. Shown as "K".

2. 2

   A unit interval on the Kelvin scale.

   “The interval between the freezing and boiling points of water is 100 kelvins.”

3. 3

   (usually as postpositioned adjective) A unit for a specific temperature on the Kelvin scale.

   “Ice melts above 273.15 kelvin.”