- any of a group of elementary particles that have the same mass and spin as their corresponding particle but have opposite values for all other nonzero quantum numbers. When a particle collides with its antiparticle, mutual annihilation occurs
单词 | antiparticle |
释义 | WordReference Random House Learner's Dictionary of American English © 2024 an•ti•par•ti•cle /ˈæntiˌpɑrtɪkəl, ˈæntaɪ-/USA pronunciation n. [countable] WordReference Random House Unabridged Dictionary of American English © 2024
an•ti•par•ti•cle (an′tē pär′ti kəl, an′tī-),USA pronunciation n. [Physics.]
Collins Concise English Dictionary © HarperCollins Publishers:: antiparticle /ˈæntɪˌpɑːtɪkəl/ n
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