Definition of cytomegalovirus noun from the Oxford Advanced Learner's Dictionary

 

cytomegalovirus

 noun
noun
BrE BrE//ˌsaɪtəʊˈmeɡələʊvaɪrəs//
 
; NAmE NAmE//ˌsaɪtoʊˈmeɡəloʊvaɪrəs//
 
(medical)
 
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a virus that usually causes mild infections, but that can be serious for people with AIDS or for new babies
See the Oxford Advanced American Dictionary entry: cytomegalovirus