(cryogenics) the lowest temperature theoretically attainable (at which the kinetic energy of atoms and molecules is minimal); 0 Kelvin or -273.15 centigrade or -459.67 Fahrenheit
be left; of persons, questions, problems, results, evidence, etc.; "There remains the question of who pulled the trigger"; "Carter remains the only President in recent history under whose Presidency the U.S. did not fight a war"