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Definition of kelvin noun from the Oxford Advanced Learner's Dictionary

 

kelvin

 noun
noun
BrE BrE//ˈkelvɪn//
 
; NAmE NAmE//ˈkelvɪn//
 
(abbreviation K) (pl. kelvin, kelvins)
 
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a unit for measuring temperature. One kelvin is equal to one degree Celsius, but the Kelvin scale starts at absolute zero and water freezes at 273.15 kelvin. Word Originlate 19th cent.: named after Lord Kelvin (1824-1907), British physicist and natural philosopher.
See the Oxford Advanced American Dictionary entry: kelvin

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