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Cold refers to the condition or subjective perception of having low temperature, the opposite of hot.

Cold refers to the condition or subjective perception of having low temperature, the opposite of hot.[note 1] A lower bound to temperature is the absolute zero, defined as 0 K on the Kelvin scale, an absolute thermodynamic temperature scale. This corresponds to −273.15 °C on the Celsius scale, −459.67 °F on the Fahrenheit scale, and 0 °R on the Rankine scale. Wikipedia: Cold

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