单词 | poliomyelitis |
释义 | Word Frequency poliomyelitis(ˌpəʊlɪəʊˌmaɪəˈlaɪtɪs) noun an acute infectious viral disease, esp affecting children. In its paralytic form (acute anterior poliomyelitis) the brain and spinal cord are involved, causing weakness, paralysis, and wasting of muscle Often shortened to: polio. Also called: infantile paralysisWord origin C19: New Latin, from Greek polios grey + muelos marrow |
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