Physics. A space completely filled with matter; spec. the whole of space regarded as being so filled. Contrasted with vacuum, n. 2a.
| 单词 | θ79883 |
| 释义 | the world > matter > physics > quantum theory > quantum mechanics > quantum electrodynamics > [noun] > space filled with matter (1) plenum1972 Physics. A space completely filled with matter; spec. the whole of space regarded as being so filled. Contrasted with vacuum, n. 2a. |
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