マイスナー効こう果かMeanings1nounMeissner effectphysics›Physics term: the expulsion of a magnetic field from a superconductor during its transition to the superconducting state.超ちょう伝でん導どう体たいではマイスナー効こう果かによって磁じ場ばが完かん全ぜんに排はい除じょされる。In a superconductor, the magnetic field is completely expelled due to the Meissner effect.