词根词缀：polio-

【来源及含义】Greek: gray; pertaining to the "gray matter" of the nervous system, brain, and the spinal cord

【同源单词】dyspigmentation, poliocidal, polioclastic, poliodystrophia, polioencephalitis, polioencephalomalacia

词根词缀：viru-, vir-

【来源及含义】Latin: poison

【相关词根词缀】 A cross reference of another word family that is related directly, or indirectly, with: "poison": toxico-; veno-.

【同源单词】adenovirus, alphavirus, arborvirus, arenite, avirulence, calicivirus