Cold

The Simple English Wiktionary has a definition for: cold.

Cold is a relative term used in comparison with the adjective warm (opposite of cold). Because it is relative, there is no range in coldness. The temperatures in the winter season are often categorized as being cold. Cold is the opposite of hot.

The coldest possible temperature is −273.15 °C, which can be expressed as −459.67 °F on the Fahrenheit scale. This is called absolute zero. Absolute zero is also 0 K on the Kelvin scale and 0 °R on the Rankine scale