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单词 poliomyelitis
释义

WordReference Random House Learner's Dictionary of American English © 2024
po•li•o•my•e•li•tis /ˌpoʊlioʊˌmaɪəˈlaɪtɪs/USA pronunciation  also po•li•o /ˈpoʊlioʊ/USA pronunciation   n. [uncountable]
  1. Pathologya disease of the nerves of the spinal cord and brain that control movement, often causing paralysis.

WordReference Random House Unabridged Dictionary of American English © 2024
po•li•o•my•e•li•tis  (pō′lē ō mī′ə lī′tis),USA pronunciation n. [Pathol.]
  1. Pathologyan acute viral disease, usually affecting children and young adults, caused by any of three polioviruses, characterized by inflammation of the motor neurons of the brain stem and spinal cord, and resulting in a motor paralysis, followed by muscular atrophy and often permanent deformities. Also called acute anterior poliomyelitis, infantile paralysis, polio. 
  • Greek polió(s) gray + Neo-Latin myelitis myelitis
  • Neo-Latin
  • 1875–80;
po•li•o•my•e•lit•ic  (pō′lē ō mī′ə lit′ik),USA pronunciation adj. 
Collins Concise English Dictionary © HarperCollins Publishers::
poliomyelitis /ˌpəʊlɪəʊˌmaɪəˈlaɪtɪs/ n
  1. 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
    Also called: infantile paralysis
Etymology: 19th Century: New Latin, from Greek polios grey + muelos marrow
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更新时间：2025/7/23 12:23:20