Not transmitting a form of radiation other than light, as sound, heat, or X-rays. Frequently with to.
单词 | θ79450 |
释义 | the world > matter > physics > atomic nucleus > radioactivity > X-rays > [adjective] > impervious to X-rays (3) opaque1860 Not transmitting a form of radiation other than light, as sound, heat, or X-rays. Frequently with to. radiopaque1917 Impervious to X-rays; esp. visible as a shadowed area on an X-ray photograph or scan. radiodense1960 = radiopaque, adj. |
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