absolute zero
noun
Definition of absolute zero
: a theoretical temperature characterized by complete absence of heat and motion and equivalent to exactly −273.15°C or −459.67°F
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First Known Use of absolute zero
1798
ABSOLUTE ZERO Defined for English Language Learners
absolute zero
noun
Definition of absolute zero for English Language Learners
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: the temperature that is believed to be the lowest possible temperature
Medical Dictionary
absolute zero
noun
Medical Definition of absolute zero
: a theoretical temperature characterized by complete absence of heat and equivalent to exactly −273.15°C or −459.67°F
Learn More about absolute zero
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Britannica.com: Encyclopedia article about absolute zero
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