noun🔗Share중력자A hypothetical gauge boson that regulates the gravitational force. It would have a spin of 2 and zero rest mass."Scientists are searching for the graviton, a particle they believe is responsible for gravity, like how photons are responsible for light. "과학자들은 광자가 빛을 담당하는 것처럼, 중력을 담당한다고 믿는 입자인 중력자를 찾고 있습니다.physicstheoryastronomyenergyspaceChat with AIVocabulary GamePractice Reading