[ kel-vin ]
/ ˈkɛl vɪn /
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William Thomson, 1st Baron, 1824–1907, English physicist and mathematician.
(lowercase) the basic unit of temperature in the International System of Units (SI), formally defined to be approximately 1/273 of the triple point of water. Abbreviation: K
Thermodynamics. noting or pertaining to an absolute scale of temperature (Kelvin scale ) in which the degree intervals are equal to those of the Celsius scale and in which absolute zero is 0 degrees Kelvin and the triple point of water has the value of approximately 273 degrees Kelvin.Compare absolute temperature scale, Celsius (def. 3).
Also Kel·win [kel-win]. /ˈkɛl wɪn/. a male given name.
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British Dictionary definitions for Kelvin (1 of 2)

/ (ˈkɛlvɪn) /

the basic SI unit of thermodynamic temperature; the fraction 1/273.16 of the thermodynamic temperature of the triple point of waterSymbol: K

British Dictionary definitions for Kelvin (2 of 2)

/ (ˈkɛlvɪn) /

William Thomson, 1st Baron Kelvin. 1824–1907, British physicist, noted for his work in thermodynamics, inventing the Kelvin scale, and in electricity, pioneering undersea telegraphy
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Scientific definitions for Kelvin (1 of 2)

[ kĕlvĭn ]

The SI unit used to measure temperature, the basic unit of the Kelvin scale. A difference of one degree Kelvin corresponds to the same temperature difference as a difference of one degree Celsius. See Table at measurement. See also absolute zero.

Scientific definitions for Kelvin (2 of 2)

First Baron Title of William Thomson 1824-1907

British mathematician and physicist known especially for his work on heat and electricity. In 1848 he proposed a scale of temperature independent of any physical substance, which became known as the Kelvin scale.
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