Fr.: point zéro
1) General: A starting point for making a measurement.
zero point energy
kâruž-e noqte-ye sefr
Fr.: énergie du point zéro, point zéro
The lowest possible energy that a → quantum mechanical system may possess. It is the energy of the → ground state of the system. The term "zero point" refers to the observed fact that → vacuum fluctuations persist at → absolute zero temperature. Same as → vacuum energy.