Question

What is meant by absolute zero temperature?​

Answer 1

Absolute zero isn't even zero on the temperature scales used by nonscientists. It's minus 273.15 degrees on the Celsius scale, or minus 459.67 degrees Fahrenheit

Answer 2

Absolute zero, temperature at which a thermodynamic system has the lowest energy. It corresponds to −273.15 °C on the Celsius temperature scale and to −459.67 °F on the Fahrenheit temperature scale.